UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

[ARM] mmp: support ssp in pxa168 

Support ssp devices in PXA168. PXA168 could reuse the code of PXA SSP.

Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Haojian Zhuang 2010-03-19 11:53:17 -04:00 committed by Eric Miao
parent 004690f052
commit 7e4992288e
6 changed files with 48 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
arch/arm/mach-mmp/include/mach/irqs.h
View File

@ -5,10 +5,10 @@
* Interrupt numbers for PXA168
*/
#define IRQ_PXA168_NONE (-1)
#define IRQ_PXA168_SSP3 0
#define IRQ_PXA168_SSP2 1
#define IRQ_PXA168_SSP1 2
#define IRQ_PXA168_SSP0 3
#define IRQ_PXA168_SSP4 0
#define IRQ_PXA168_SSP3 1
#define IRQ_PXA168_SSP2 2
#define IRQ_PXA168_SSP1 3
#define IRQ_PXA168_PMIC_INT 4
#define IRQ_PXA168_RTC_INT 5
#define IRQ_PXA168_RTC_ALARM 6
@ -20,7 +20,7 @@
#define IRQ_PXA168_TIMER2 14
#define IRQ_PXA168_TIMER3 15
#define IRQ_PXA168_CMU 16
#define IRQ_PXA168_SSP4 17
#define IRQ_PXA168_SSP5 17
#define IRQ_PXA168_MSP_WAKEUP 19
#define IRQ_PXA168_CF_WAKEUP 20
#define IRQ_PXA168_XD_WAKEUP 21

21
arch/arm/mach-mmp/include/mach/pxa168.h
View File

@ -14,6 +14,11 @@ extern struct pxa_device_desc pxa168_device_pwm1;
extern struct pxa_device_desc pxa168_device_pwm2;
extern struct pxa_device_desc pxa168_device_pwm3;
extern struct pxa_device_desc pxa168_device_pwm4;
extern struct pxa_device_desc pxa168_device_ssp1;
extern struct pxa_device_desc pxa168_device_ssp2;
extern struct pxa_device_desc pxa168_device_ssp3;
extern struct pxa_device_desc pxa168_device_ssp4;
extern struct pxa_device_desc pxa168_device_ssp5;
extern struct pxa_device_desc pxa168_device_nand;
static inline int pxa168_add_uart(int id)
@ -67,6 +72,22 @@ static inline int pxa168_add_pwm(int id)
return pxa_register_device(d, NULL, 0);
}
static inline int pxa168_add_ssp(int id)
{
struct pxa_device_desc *d = NULL;
switch (id) {
case 1: d = &pxa168_device_ssp1; break;
case 2: d = &pxa168_device_ssp2; break;
case 3: d = &pxa168_device_ssp3; break;
case 4: d = &pxa168_device_ssp4; break;
case 5: d = &pxa168_device_ssp5; break;
default:
return -EINVAL;
}
return pxa_register_device(d, NULL, 0);
}
static inline int pxa168_add_nand(struct pxa3xx_nand_platform_data *info)
{
return pxa_register_device(&pxa168_device_nand, info, sizeof(*info));

10
arch/arm/mach-mmp/include/mach/regs-apbc.h
View File

@ -26,8 +26,6 @@
#define APBC_PXA168_PWM2 APBC_REG(0x010)
#define APBC_PXA168_PWM3 APBC_REG(0x014)
#define APBC_PXA168_PWM4 APBC_REG(0x018)
#define APBC_PXA168_SSP1 APBC_REG(0x01c)
#define APBC_PXA168_SSP2 APBC_REG(0x020)
#define APBC_PXA168_RTC APBC_REG(0x028)
#define APBC_PXA168_TWSI0 APBC_REG(0x02c)
#define APBC_PXA168_KPC APBC_REG(0x030)
@ -35,14 +33,16 @@
#define APBC_PXA168_AIB APBC_REG(0x03c)
#define APBC_PXA168_SW_JTAG APBC_REG(0x040)
#define APBC_PXA168_ONEWIRE APBC_REG(0x048)
#define APBC_PXA168_SSP3 APBC_REG(0x04c)
#define APBC_PXA168_ASFAR APBC_REG(0x050)
#define APBC_PXA168_ASSAR APBC_REG(0x054)
#define APBC_PXA168_SSP4 APBC_REG(0x058)
#define APBC_PXA168_SSP5 APBC_REG(0x05c)
#define APBC_PXA168_TWSI1 APBC_REG(0x06c)
#define APBC_PXA168_UART3 APBC_REG(0x070)
#define APBC_PXA168_AC97 APBC_REG(0x084)
#define APBC_PXA168_SSP1 APBC_REG(0x81c)
#define APBC_PXA168_SSP2 APBC_REG(0x820)
#define APBC_PXA168_SSP3 APBC_REG(0x84c)
#define APBC_PXA168_SSP4 APBC_REG(0x858)
#define APBC_PXA168_SSP5 APBC_REG(0x85c)
/*
* APB Clock register offsets for PXA910

15
arch/arm/mach-mmp/pxa168.c
View File

@ -72,6 +72,11 @@ static APBC_CLK(pwm1, PXA168_PWM1, 1, 13000000);
static APBC_CLK(pwm2, PXA168_PWM2, 1, 13000000);
static APBC_CLK(pwm3, PXA168_PWM3, 1, 13000000);
static APBC_CLK(pwm4, PXA168_PWM4, 1, 13000000);
static APBC_CLK(ssp1, PXA168_SSP1, 4, 0);
static APBC_CLK(ssp2, PXA168_SSP2, 4, 0);
static APBC_CLK(ssp3, PXA168_SSP3, 4, 0);
static APBC_CLK(ssp4, PXA168_SSP4, 4, 0);
static APBC_CLK(ssp5, PXA168_SSP5, 4, 0);
static APMU_CLK(nand, NAND, 0x01db, 208000000);
@ -85,6 +90,11 @@ static struct clk_lookup pxa168_clkregs[] = {
INIT_CLKREG(&clk_pwm2, "pxa168-pwm.1", NULL),
INIT_CLKREG(&clk_pwm3, "pxa168-pwm.2", NULL),
INIT_CLKREG(&clk_pwm4, "pxa168-pwm.3", NULL),
INIT_CLKREG(&clk_ssp1, "pxa168-ssp.0", NULL),
INIT_CLKREG(&clk_ssp2, "pxa168-ssp.1", NULL),
INIT_CLKREG(&clk_ssp3, "pxa168-ssp.2", NULL),
INIT_CLKREG(&clk_ssp4, "pxa168-ssp.3", NULL),
INIT_CLKREG(&clk_ssp5, "pxa168-ssp.4", NULL),
INIT_CLKREG(&clk_nand, "pxa3xx-nand", NULL),
};
@ -132,3 +142,8 @@ PXA168_DEVICE(pwm2, "pxa168-pwm", 1, NONE, 0xd401a400, 0x10);
PXA168_DEVICE(pwm3, "pxa168-pwm", 2, NONE, 0xd401a800, 0x10);
PXA168_DEVICE(pwm4, "pxa168-pwm", 3, NONE, 0xd401ac00, 0x10);
PXA168_DEVICE(nand, "pxa3xx-nand", -1, NAND, 0xd4283000, 0x80, 97, 99);
PXA168_DEVICE(ssp1, "pxa168-ssp", 0, SSP1, 0xd401b000, 0x40, 52, 53);
PXA168_DEVICE(ssp2, "pxa168-ssp", 1, SSP2, 0xd401c000, 0x40, 54, 55);
PXA168_DEVICE(ssp3, "pxa168-ssp", 2, SSP3, 0xd401f000, 0x40, 56, 57);
PXA168_DEVICE(ssp4, "pxa168-ssp", 3, SSP4, 0xd4020000, 0x40, 58, 59);
PXA168_DEVICE(ssp5, "pxa168-ssp", 4, SSP5, 0xd4021000, 0x40, 60, 61);

1
arch/arm/plat-pxa/include/plat/ssp.h
View File

@ -138,6 +138,7 @@ enum pxa_ssp_type {
PXA25x_SSP, /* pxa 210, 250, 255, 26x */
PXA25x_NSSP, /* pxa 255, 26x (including ASSP) */
PXA27x_SSP,
PXA168_SSP,
};
struct ssp_device {

1
arch/arm/plat-pxa/ssp.c
View File

@ -192,6 +192,7 @@ static const struct platform_device_id ssp_id_table[] = {
{ "pxa25x-ssp", PXA25x_SSP },
{ "pxa25x-nssp", PXA25x_NSSP },
{ "pxa27x-ssp", PXA27x_SSP },
{ "pxa168-ssp", PXA168_SSP },
{ },
};