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davinci: dm365: add MMC/SD support 

Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
This commit is contained in:
Sandeep Paulraj 2009-06-20 13:58:32 -04:00 committed by Kevin Hilman
parent 15061b5d02
commit 19ff3bf2e8
1 changed files with 31 additions and 14 deletions
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45
arch/arm/mach-davinci/devices.c
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@ -31,6 +31,8 @@
#define DAVINCI_MMCSD0_BASE 0x01E10000 #define DAVINCI_MMCSD0_BASE 0x01E10000
#define DM355_MMCSD0_BASE 0x01E11000 #define DM355_MMCSD0_BASE 0x01E11000
#define DM355_MMCSD1_BASE 0x01E00000 #define DM355_MMCSD1_BASE 0x01E00000
#define DM365_MMCSD0_BASE 0x01D11000
#define DM365_MMCSD1_BASE 0x01D00000
static struct resource i2c_resources[] = { static struct resource i2c_resources[] = {
{ {
@ -154,18 +156,30 @@ void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config)
*/ */
switch (module) { switch (module) {
case 1: case 1:
if (!cpu_is_davinci_dm355()) if (cpu_is_davinci_dm355()) {
break; /* REVISIT we may not need all these pins if e.g. this
* is a hard-wired SDIO device...
*/
davinci_cfg_reg(DM355_SD1_CMD);
davinci_cfg_reg(DM355_SD1_CLK);
davinci_cfg_reg(DM355_SD1_DATA0);
davinci_cfg_reg(DM355_SD1_DATA1);
davinci_cfg_reg(DM355_SD1_DATA2);
davinci_cfg_reg(DM355_SD1_DATA3);
} else if (cpu_is_davinci_dm365()) {
void __iomem *pupdctl1 =
IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE + 0x7c);
/* REVISIT we may not need all these pins if e.g. this /* Configure pull down control */
* is a hard-wired SDIO device... __raw_writel((__raw_readl(pupdctl1) & ~0x400),
*/ pupdctl1);
davinci_cfg_reg(DM355_SD1_CMD);
davinci_cfg_reg(DM355_SD1_CLK); mmcsd1_resources[0].start = DM365_MMCSD1_BASE;
davinci_cfg_reg(DM355_SD1_DATA0); mmcsd1_resources[0].end = DM365_MMCSD1_BASE +
davinci_cfg_reg(DM355_SD1_DATA1); SZ_4K - 1;
davinci_cfg_reg(DM355_SD1_DATA2); mmcsd0_resources[2].start = IRQ_DM365_SDIOINT1;
davinci_cfg_reg(DM355_SD1_DATA3); } else
break;
pdev = &davinci_mmcsd1_device; pdev = &davinci_mmcsd1_device;
break; break;
@ -180,9 +194,12 @@ void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config)
/* enable RX EDMA */ /* enable RX EDMA */
davinci_cfg_reg(DM355_EVT26_MMC0_RX); davinci_cfg_reg(DM355_EVT26_MMC0_RX);
} } else if (cpu_is_davinci_dm365()) {
mmcsd0_resources[0].start = DM365_MMCSD0_BASE;
else if (cpu_is_davinci_dm644x()) { mmcsd0_resources[0].end = DM365_MMCSD0_BASE +
SZ_4K - 1;
mmcsd0_resources[2].start = IRQ_DM365_SDIOINT0;
} else if (cpu_is_davinci_dm644x()) {
/* REVISIT: should this be in board-init code? */ /* REVISIT: should this be in board-init code? */
void __iomem *base = void __iomem *base =
IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE); IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE);