564 lines
17 KiB
C
564 lines
17 KiB
C
/*
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* Clock definitions for u8500 platform.
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*
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* Copyright (C) 2012 ST-Ericsson SA
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* Author: Ulf Hansson <ulf.hansson@linaro.org>
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*
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* License terms: GNU General Public License (GPL) version 2
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*/
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#include <linux/of.h>
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#include <linux/of_address.h>
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#include <linux/clk-provider.h>
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#include <linux/mfd/dbx500-prcmu.h>
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#include "clk.h"
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#define PRCC_NUM_PERIPH_CLUSTERS 6
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#define PRCC_PERIPHS_PER_CLUSTER 32
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static struct clk *prcmu_clk[PRCMU_NUM_CLKS];
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static struct clk *prcc_pclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER];
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static struct clk *prcc_kclk[(PRCC_NUM_PERIPH_CLUSTERS + 1) * PRCC_PERIPHS_PER_CLUSTER];
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#define PRCC_SHOW(clk, base, bit) \
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clk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit]
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#define PRCC_PCLK_STORE(clk, base, bit) \
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prcc_pclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk
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#define PRCC_KCLK_STORE(clk, base, bit) \
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prcc_kclk[(base * PRCC_PERIPHS_PER_CLUSTER) + bit] = clk
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static struct clk *ux500_twocell_get(struct of_phandle_args *clkspec,
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void *data)
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{
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struct clk **clk_data = data;
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unsigned int base, bit;
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if (clkspec->args_count != 2)
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return ERR_PTR(-EINVAL);
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base = clkspec->args[0];
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bit = clkspec->args[1];
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if (base != 1 && base != 2 && base != 3 && base != 5 && base != 6) {
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pr_err("%s: invalid PRCC base %d\n", __func__, base);
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return ERR_PTR(-EINVAL);
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}
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return PRCC_SHOW(clk_data, base, bit);
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}
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/* CLKRST4 is missing making it hard to index things */
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enum clkrst_index {
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CLKRST1_INDEX = 0,
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CLKRST2_INDEX,
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CLKRST3_INDEX,
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CLKRST5_INDEX,
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CLKRST6_INDEX,
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CLKRST_MAX,
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};
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static void u8500_clk_init(struct device_node *np)
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{
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struct prcmu_fw_version *fw_version;
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struct device_node *child = NULL;
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const char *sgaclk_parent = NULL;
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struct clk *clk, *rtc_clk, *twd_clk;
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u32 bases[CLKRST_MAX];
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int i;
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for (i = 0; i < ARRAY_SIZE(bases); i++) {
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struct resource r;
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if (of_address_to_resource(np, i, &r))
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/* Not much choice but to continue */
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pr_err("failed to get CLKRST %d base address\n",
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i + 1);
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bases[i] = r.start;
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}
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/* Clock sources */
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clk = clk_reg_prcmu_gate("soc0_pll", NULL, PRCMU_PLLSOC0,
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CLK_IGNORE_UNUSED);
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prcmu_clk[PRCMU_PLLSOC0] = clk;
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clk = clk_reg_prcmu_gate("soc1_pll", NULL, PRCMU_PLLSOC1,
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CLK_IGNORE_UNUSED);
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prcmu_clk[PRCMU_PLLSOC1] = clk;
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clk = clk_reg_prcmu_gate("ddr_pll", NULL, PRCMU_PLLDDR,
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CLK_IGNORE_UNUSED);
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prcmu_clk[PRCMU_PLLDDR] = clk;
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/* FIXME: Add sys, ulp and int clocks here. */
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rtc_clk = clk_register_fixed_rate(NULL, "rtc32k", "NULL",
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CLK_IGNORE_UNUSED,
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32768);
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/* PRCMU clocks */
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fw_version = prcmu_get_fw_version();
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if (fw_version != NULL) {
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switch (fw_version->project) {
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case PRCMU_FW_PROJECT_U8500_C2:
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case PRCMU_FW_PROJECT_U8520:
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case PRCMU_FW_PROJECT_U8420:
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sgaclk_parent = "soc0_pll";
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break;
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default:
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break;
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}
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}
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if (sgaclk_parent)
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clk = clk_reg_prcmu_gate("sgclk", sgaclk_parent,
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PRCMU_SGACLK, 0);
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else
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clk = clk_reg_prcmu_gate("sgclk", NULL, PRCMU_SGACLK, 0);
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prcmu_clk[PRCMU_SGACLK] = clk;
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clk = clk_reg_prcmu_gate("uartclk", NULL, PRCMU_UARTCLK, 0);
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prcmu_clk[PRCMU_UARTCLK] = clk;
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clk = clk_reg_prcmu_gate("msp02clk", NULL, PRCMU_MSP02CLK, 0);
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prcmu_clk[PRCMU_MSP02CLK] = clk;
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clk = clk_reg_prcmu_gate("msp1clk", NULL, PRCMU_MSP1CLK, 0);
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prcmu_clk[PRCMU_MSP1CLK] = clk;
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clk = clk_reg_prcmu_gate("i2cclk", NULL, PRCMU_I2CCLK, 0);
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prcmu_clk[PRCMU_I2CCLK] = clk;
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clk = clk_reg_prcmu_gate("slimclk", NULL, PRCMU_SLIMCLK, 0);
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prcmu_clk[PRCMU_SLIMCLK] = clk;
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clk = clk_reg_prcmu_gate("per1clk", NULL, PRCMU_PER1CLK, 0);
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prcmu_clk[PRCMU_PER1CLK] = clk;
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clk = clk_reg_prcmu_gate("per2clk", NULL, PRCMU_PER2CLK, 0);
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prcmu_clk[PRCMU_PER2CLK] = clk;
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clk = clk_reg_prcmu_gate("per3clk", NULL, PRCMU_PER3CLK, 0);
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prcmu_clk[PRCMU_PER3CLK] = clk;
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clk = clk_reg_prcmu_gate("per5clk", NULL, PRCMU_PER5CLK, 0);
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prcmu_clk[PRCMU_PER5CLK] = clk;
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clk = clk_reg_prcmu_gate("per6clk", NULL, PRCMU_PER6CLK, 0);
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prcmu_clk[PRCMU_PER6CLK] = clk;
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clk = clk_reg_prcmu_gate("per7clk", NULL, PRCMU_PER7CLK, 0);
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prcmu_clk[PRCMU_PER7CLK] = clk;
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clk = clk_reg_prcmu_scalable("lcdclk", NULL, PRCMU_LCDCLK, 0,
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CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_LCDCLK] = clk;
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clk = clk_reg_prcmu_opp_gate("bmlclk", NULL, PRCMU_BMLCLK, 0);
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prcmu_clk[PRCMU_BMLCLK] = clk;
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clk = clk_reg_prcmu_scalable("hsitxclk", NULL, PRCMU_HSITXCLK, 0,
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CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_HSITXCLK] = clk;
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clk = clk_reg_prcmu_scalable("hsirxclk", NULL, PRCMU_HSIRXCLK, 0,
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CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_HSIRXCLK] = clk;
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clk = clk_reg_prcmu_scalable("hdmiclk", NULL, PRCMU_HDMICLK, 0,
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CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_HDMICLK] = clk;
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clk = clk_reg_prcmu_gate("apeatclk", NULL, PRCMU_APEATCLK, 0);
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prcmu_clk[PRCMU_APEATCLK] = clk;
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clk = clk_reg_prcmu_scalable("apetraceclk", NULL, PRCMU_APETRACECLK, 0,
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CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_APETRACECLK] = clk;
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clk = clk_reg_prcmu_gate("mcdeclk", NULL, PRCMU_MCDECLK, 0);
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prcmu_clk[PRCMU_MCDECLK] = clk;
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clk = clk_reg_prcmu_opp_gate("ipi2cclk", NULL, PRCMU_IPI2CCLK, 0);
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prcmu_clk[PRCMU_IPI2CCLK] = clk;
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clk = clk_reg_prcmu_gate("dsialtclk", NULL, PRCMU_DSIALTCLK, 0);
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prcmu_clk[PRCMU_DSIALTCLK] = clk;
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clk = clk_reg_prcmu_gate("dmaclk", NULL, PRCMU_DMACLK, 0);
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prcmu_clk[PRCMU_DMACLK] = clk;
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clk = clk_reg_prcmu_gate("b2r2clk", NULL, PRCMU_B2R2CLK, 0);
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prcmu_clk[PRCMU_B2R2CLK] = clk;
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clk = clk_reg_prcmu_scalable("tvclk", NULL, PRCMU_TVCLK, 0,
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CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_TVCLK] = clk;
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clk = clk_reg_prcmu_gate("sspclk", NULL, PRCMU_SSPCLK, 0);
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prcmu_clk[PRCMU_SSPCLK] = clk;
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clk = clk_reg_prcmu_gate("rngclk", NULL, PRCMU_RNGCLK, 0);
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prcmu_clk[PRCMU_RNGCLK] = clk;
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clk = clk_reg_prcmu_gate("uiccclk", NULL, PRCMU_UICCCLK, 0);
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prcmu_clk[PRCMU_UICCCLK] = clk;
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clk = clk_reg_prcmu_gate("timclk", NULL, PRCMU_TIMCLK, 0);
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prcmu_clk[PRCMU_TIMCLK] = clk;
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clk = clk_reg_prcmu_opp_volt_scalable("sdmmcclk", NULL, PRCMU_SDMMCCLK,
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100000000, CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_SDMMCCLK] = clk;
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clk = clk_reg_prcmu_scalable("dsi_pll", "hdmiclk",
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PRCMU_PLLDSI, 0, CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_PLLDSI] = clk;
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clk = clk_reg_prcmu_scalable("dsi0clk", "dsi_pll",
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PRCMU_DSI0CLK, 0, CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_DSI0CLK] = clk;
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clk = clk_reg_prcmu_scalable("dsi1clk", "dsi_pll",
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PRCMU_DSI1CLK, 0, CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_DSI1CLK] = clk;
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clk = clk_reg_prcmu_scalable("dsi0escclk", "tvclk",
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PRCMU_DSI0ESCCLK, 0, CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_DSI0ESCCLK] = clk;
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clk = clk_reg_prcmu_scalable("dsi1escclk", "tvclk",
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PRCMU_DSI1ESCCLK, 0, CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_DSI1ESCCLK] = clk;
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clk = clk_reg_prcmu_scalable("dsi2escclk", "tvclk",
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PRCMU_DSI2ESCCLK, 0, CLK_SET_RATE_GATE);
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prcmu_clk[PRCMU_DSI2ESCCLK] = clk;
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clk = clk_reg_prcmu_scalable_rate("armss", NULL,
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PRCMU_ARMSS, 0, CLK_IGNORE_UNUSED);
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prcmu_clk[PRCMU_ARMSS] = clk;
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twd_clk = clk_register_fixed_factor(NULL, "smp_twd", "armss",
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CLK_IGNORE_UNUSED, 1, 2);
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/*
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* FIXME: Add special handled PRCMU clocks here:
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* 1. clkout0yuv, use PRCMU as parent + need regulator + pinctrl.
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* 2. ab9540_clkout1yuv, see clkout0yuv
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*/
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/* PRCC P-clocks */
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clk = clk_reg_prcc_pclk("p1_pclk0", "per1clk", bases[CLKRST1_INDEX],
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BIT(0), 0);
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PRCC_PCLK_STORE(clk, 1, 0);
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clk = clk_reg_prcc_pclk("p1_pclk1", "per1clk", bases[CLKRST1_INDEX],
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BIT(1), 0);
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PRCC_PCLK_STORE(clk, 1, 1);
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clk = clk_reg_prcc_pclk("p1_pclk2", "per1clk", bases[CLKRST1_INDEX],
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BIT(2), 0);
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PRCC_PCLK_STORE(clk, 1, 2);
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clk = clk_reg_prcc_pclk("p1_pclk3", "per1clk", bases[CLKRST1_INDEX],
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BIT(3), 0);
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PRCC_PCLK_STORE(clk, 1, 3);
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clk = clk_reg_prcc_pclk("p1_pclk4", "per1clk", bases[CLKRST1_INDEX],
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BIT(4), 0);
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PRCC_PCLK_STORE(clk, 1, 4);
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clk = clk_reg_prcc_pclk("p1_pclk5", "per1clk", bases[CLKRST1_INDEX],
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BIT(5), 0);
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PRCC_PCLK_STORE(clk, 1, 5);
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clk = clk_reg_prcc_pclk("p1_pclk6", "per1clk", bases[CLKRST1_INDEX],
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BIT(6), 0);
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PRCC_PCLK_STORE(clk, 1, 6);
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clk = clk_reg_prcc_pclk("p1_pclk7", "per1clk", bases[CLKRST1_INDEX],
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BIT(7), 0);
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PRCC_PCLK_STORE(clk, 1, 7);
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clk = clk_reg_prcc_pclk("p1_pclk8", "per1clk", bases[CLKRST1_INDEX],
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BIT(8), 0);
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PRCC_PCLK_STORE(clk, 1, 8);
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clk = clk_reg_prcc_pclk("p1_pclk9", "per1clk", bases[CLKRST1_INDEX],
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BIT(9), 0);
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PRCC_PCLK_STORE(clk, 1, 9);
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clk = clk_reg_prcc_pclk("p1_pclk10", "per1clk", bases[CLKRST1_INDEX],
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BIT(10), 0);
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PRCC_PCLK_STORE(clk, 1, 10);
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clk = clk_reg_prcc_pclk("p1_pclk11", "per1clk", bases[CLKRST1_INDEX],
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BIT(11), 0);
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PRCC_PCLK_STORE(clk, 1, 11);
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clk = clk_reg_prcc_pclk("p2_pclk0", "per2clk", bases[CLKRST2_INDEX],
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BIT(0), 0);
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PRCC_PCLK_STORE(clk, 2, 0);
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clk = clk_reg_prcc_pclk("p2_pclk1", "per2clk", bases[CLKRST2_INDEX],
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BIT(1), 0);
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PRCC_PCLK_STORE(clk, 2, 1);
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clk = clk_reg_prcc_pclk("p2_pclk2", "per2clk", bases[CLKRST2_INDEX],
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BIT(2), 0);
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PRCC_PCLK_STORE(clk, 2, 2);
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clk = clk_reg_prcc_pclk("p2_pclk3", "per2clk", bases[CLKRST2_INDEX],
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BIT(3), 0);
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PRCC_PCLK_STORE(clk, 2, 3);
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clk = clk_reg_prcc_pclk("p2_pclk4", "per2clk", bases[CLKRST2_INDEX],
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BIT(4), 0);
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PRCC_PCLK_STORE(clk, 2, 4);
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clk = clk_reg_prcc_pclk("p2_pclk5", "per2clk", bases[CLKRST2_INDEX],
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BIT(5), 0);
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PRCC_PCLK_STORE(clk, 2, 5);
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clk = clk_reg_prcc_pclk("p2_pclk6", "per2clk", bases[CLKRST2_INDEX],
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BIT(6), 0);
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PRCC_PCLK_STORE(clk, 2, 6);
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clk = clk_reg_prcc_pclk("p2_pclk7", "per2clk", bases[CLKRST2_INDEX],
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BIT(7), 0);
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PRCC_PCLK_STORE(clk, 2, 7);
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clk = clk_reg_prcc_pclk("p2_pclk8", "per2clk", bases[CLKRST2_INDEX],
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BIT(8), 0);
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PRCC_PCLK_STORE(clk, 2, 8);
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clk = clk_reg_prcc_pclk("p2_pclk9", "per2clk", bases[CLKRST2_INDEX],
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BIT(9), 0);
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PRCC_PCLK_STORE(clk, 2, 9);
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clk = clk_reg_prcc_pclk("p2_pclk10", "per2clk", bases[CLKRST2_INDEX],
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BIT(10), 0);
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PRCC_PCLK_STORE(clk, 2, 10);
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clk = clk_reg_prcc_pclk("p2_pclk11", "per2clk", bases[CLKRST2_INDEX],
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BIT(11), 0);
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PRCC_PCLK_STORE(clk, 2, 11);
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clk = clk_reg_prcc_pclk("p2_pclk12", "per2clk", bases[CLKRST2_INDEX],
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BIT(12), 0);
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PRCC_PCLK_STORE(clk, 2, 12);
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clk = clk_reg_prcc_pclk("p3_pclk0", "per3clk", bases[CLKRST3_INDEX],
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BIT(0), 0);
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PRCC_PCLK_STORE(clk, 3, 0);
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clk = clk_reg_prcc_pclk("p3_pclk1", "per3clk", bases[CLKRST3_INDEX],
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BIT(1), 0);
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PRCC_PCLK_STORE(clk, 3, 1);
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clk = clk_reg_prcc_pclk("p3_pclk2", "per3clk", bases[CLKRST3_INDEX],
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BIT(2), 0);
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PRCC_PCLK_STORE(clk, 3, 2);
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clk = clk_reg_prcc_pclk("p3_pclk3", "per3clk", bases[CLKRST3_INDEX],
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BIT(3), 0);
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PRCC_PCLK_STORE(clk, 3, 3);
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clk = clk_reg_prcc_pclk("p3_pclk4", "per3clk", bases[CLKRST3_INDEX],
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BIT(4), 0);
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PRCC_PCLK_STORE(clk, 3, 4);
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clk = clk_reg_prcc_pclk("p3_pclk5", "per3clk", bases[CLKRST3_INDEX],
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BIT(5), 0);
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PRCC_PCLK_STORE(clk, 3, 5);
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clk = clk_reg_prcc_pclk("p3_pclk6", "per3clk", bases[CLKRST3_INDEX],
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BIT(6), 0);
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PRCC_PCLK_STORE(clk, 3, 6);
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clk = clk_reg_prcc_pclk("p3_pclk7", "per3clk", bases[CLKRST3_INDEX],
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BIT(7), 0);
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PRCC_PCLK_STORE(clk, 3, 7);
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clk = clk_reg_prcc_pclk("p3_pclk8", "per3clk", bases[CLKRST3_INDEX],
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BIT(8), 0);
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PRCC_PCLK_STORE(clk, 3, 8);
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clk = clk_reg_prcc_pclk("p5_pclk0", "per5clk", bases[CLKRST5_INDEX],
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BIT(0), 0);
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PRCC_PCLK_STORE(clk, 5, 0);
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clk = clk_reg_prcc_pclk("p5_pclk1", "per5clk", bases[CLKRST5_INDEX],
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BIT(1), 0);
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PRCC_PCLK_STORE(clk, 5, 1);
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clk = clk_reg_prcc_pclk("p6_pclk0", "per6clk", bases[CLKRST6_INDEX],
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BIT(0), 0);
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PRCC_PCLK_STORE(clk, 6, 0);
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clk = clk_reg_prcc_pclk("p6_pclk1", "per6clk", bases[CLKRST6_INDEX],
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BIT(1), 0);
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PRCC_PCLK_STORE(clk, 6, 1);
|
|
|
|
clk = clk_reg_prcc_pclk("p6_pclk2", "per6clk", bases[CLKRST6_INDEX],
|
|
BIT(2), 0);
|
|
PRCC_PCLK_STORE(clk, 6, 2);
|
|
|
|
clk = clk_reg_prcc_pclk("p6_pclk3", "per6clk", bases[CLKRST6_INDEX],
|
|
BIT(3), 0);
|
|
PRCC_PCLK_STORE(clk, 6, 3);
|
|
|
|
clk = clk_reg_prcc_pclk("p6_pclk4", "per6clk", bases[CLKRST6_INDEX],
|
|
BIT(4), 0);
|
|
PRCC_PCLK_STORE(clk, 6, 4);
|
|
|
|
clk = clk_reg_prcc_pclk("p6_pclk5", "per6clk", bases[CLKRST6_INDEX],
|
|
BIT(5), 0);
|
|
PRCC_PCLK_STORE(clk, 6, 5);
|
|
|
|
clk = clk_reg_prcc_pclk("p6_pclk6", "per6clk", bases[CLKRST6_INDEX],
|
|
BIT(6), 0);
|
|
PRCC_PCLK_STORE(clk, 6, 6);
|
|
|
|
clk = clk_reg_prcc_pclk("p6_pclk7", "per6clk", bases[CLKRST6_INDEX],
|
|
BIT(7), 0);
|
|
PRCC_PCLK_STORE(clk, 6, 7);
|
|
|
|
/* PRCC K-clocks
|
|
*
|
|
* FIXME: Some drivers requires PERPIH[n| to be automatically enabled
|
|
* by enabling just the K-clock, even if it is not a valid parent to
|
|
* the K-clock. Until drivers get fixed we might need some kind of
|
|
* "parent muxed join".
|
|
*/
|
|
|
|
/* Periph1 */
|
|
clk = clk_reg_prcc_kclk("p1_uart0_kclk", "uartclk",
|
|
bases[CLKRST1_INDEX], BIT(0), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 1, 0);
|
|
|
|
clk = clk_reg_prcc_kclk("p1_uart1_kclk", "uartclk",
|
|
bases[CLKRST1_INDEX], BIT(1), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 1, 1);
|
|
|
|
clk = clk_reg_prcc_kclk("p1_i2c1_kclk", "i2cclk",
|
|
bases[CLKRST1_INDEX], BIT(2), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 1, 2);
|
|
|
|
clk = clk_reg_prcc_kclk("p1_msp0_kclk", "msp02clk",
|
|
bases[CLKRST1_INDEX], BIT(3), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 1, 3);
|
|
|
|
clk = clk_reg_prcc_kclk("p1_msp1_kclk", "msp1clk",
|
|
bases[CLKRST1_INDEX], BIT(4), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 1, 4);
|
|
|
|
clk = clk_reg_prcc_kclk("p1_sdi0_kclk", "sdmmcclk",
|
|
bases[CLKRST1_INDEX], BIT(5), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 1, 5);
|
|
|
|
clk = clk_reg_prcc_kclk("p1_i2c2_kclk", "i2cclk",
|
|
bases[CLKRST1_INDEX], BIT(6), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 1, 6);
|
|
|
|
clk = clk_reg_prcc_kclk("p1_slimbus0_kclk", "slimclk",
|
|
bases[CLKRST1_INDEX], BIT(8), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 1, 8);
|
|
|
|
clk = clk_reg_prcc_kclk("p1_i2c4_kclk", "i2cclk",
|
|
bases[CLKRST1_INDEX], BIT(9), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 1, 9);
|
|
|
|
clk = clk_reg_prcc_kclk("p1_msp3_kclk", "msp1clk",
|
|
bases[CLKRST1_INDEX], BIT(10), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 1, 10);
|
|
|
|
/* Periph2 */
|
|
clk = clk_reg_prcc_kclk("p2_i2c3_kclk", "i2cclk",
|
|
bases[CLKRST2_INDEX], BIT(0), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 2, 0);
|
|
|
|
clk = clk_reg_prcc_kclk("p2_sdi4_kclk", "sdmmcclk",
|
|
bases[CLKRST2_INDEX], BIT(2), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 2, 2);
|
|
|
|
clk = clk_reg_prcc_kclk("p2_msp2_kclk", "msp02clk",
|
|
bases[CLKRST2_INDEX], BIT(3), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 2, 3);
|
|
|
|
clk = clk_reg_prcc_kclk("p2_sdi1_kclk", "sdmmcclk",
|
|
bases[CLKRST2_INDEX], BIT(4), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 2, 4);
|
|
|
|
clk = clk_reg_prcc_kclk("p2_sdi3_kclk", "sdmmcclk",
|
|
bases[CLKRST2_INDEX], BIT(5), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 2, 5);
|
|
|
|
/* Note that rate is received from parent. */
|
|
clk = clk_reg_prcc_kclk("p2_ssirx_kclk", "hsirxclk",
|
|
bases[CLKRST2_INDEX], BIT(6),
|
|
CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT);
|
|
PRCC_KCLK_STORE(clk, 2, 6);
|
|
|
|
clk = clk_reg_prcc_kclk("p2_ssitx_kclk", "hsitxclk",
|
|
bases[CLKRST2_INDEX], BIT(7),
|
|
CLK_SET_RATE_GATE|CLK_SET_RATE_PARENT);
|
|
PRCC_KCLK_STORE(clk, 2, 7);
|
|
|
|
/* Periph3 */
|
|
clk = clk_reg_prcc_kclk("p3_ssp0_kclk", "sspclk",
|
|
bases[CLKRST3_INDEX], BIT(1), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 3, 1);
|
|
|
|
clk = clk_reg_prcc_kclk("p3_ssp1_kclk", "sspclk",
|
|
bases[CLKRST3_INDEX], BIT(2), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 3, 2);
|
|
|
|
clk = clk_reg_prcc_kclk("p3_i2c0_kclk", "i2cclk",
|
|
bases[CLKRST3_INDEX], BIT(3), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 3, 3);
|
|
|
|
clk = clk_reg_prcc_kclk("p3_sdi2_kclk", "sdmmcclk",
|
|
bases[CLKRST3_INDEX], BIT(4), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 3, 4);
|
|
|
|
clk = clk_reg_prcc_kclk("p3_ske_kclk", "rtc32k",
|
|
bases[CLKRST3_INDEX], BIT(5), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 3, 5);
|
|
|
|
clk = clk_reg_prcc_kclk("p3_uart2_kclk", "uartclk",
|
|
bases[CLKRST3_INDEX], BIT(6), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 3, 6);
|
|
|
|
clk = clk_reg_prcc_kclk("p3_sdi5_kclk", "sdmmcclk",
|
|
bases[CLKRST3_INDEX], BIT(7), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 3, 7);
|
|
|
|
/* Periph6 */
|
|
clk = clk_reg_prcc_kclk("p3_rng_kclk", "rngclk",
|
|
bases[CLKRST6_INDEX], BIT(0), CLK_SET_RATE_GATE);
|
|
PRCC_KCLK_STORE(clk, 6, 0);
|
|
|
|
for_each_child_of_node(np, child) {
|
|
static struct clk_onecell_data clk_data;
|
|
|
|
if (!of_node_cmp(child->name, "prcmu-clock")) {
|
|
clk_data.clks = prcmu_clk;
|
|
clk_data.clk_num = ARRAY_SIZE(prcmu_clk);
|
|
of_clk_add_provider(child, of_clk_src_onecell_get, &clk_data);
|
|
}
|
|
if (!of_node_cmp(child->name, "prcc-periph-clock"))
|
|
of_clk_add_provider(child, ux500_twocell_get, prcc_pclk);
|
|
|
|
if (!of_node_cmp(child->name, "prcc-kernel-clock"))
|
|
of_clk_add_provider(child, ux500_twocell_get, prcc_kclk);
|
|
|
|
if (!of_node_cmp(child->name, "rtc32k-clock"))
|
|
of_clk_add_provider(child, of_clk_src_simple_get, rtc_clk);
|
|
|
|
if (!of_node_cmp(child->name, "smp-twd-clock"))
|
|
of_clk_add_provider(child, of_clk_src_simple_get, twd_clk);
|
|
}
|
|
}
|
|
CLK_OF_DECLARE(u8500_clks, "stericsson,u8500-clks", u8500_clk_init);
|