From 19ff3bf2e8473c03bb80052728bfa91c0fdf10f8 Mon Sep 17 00:00:00 2001
From: Sandeep Paulraj <s-paulraj@ti.com>
Date: Sat, 20 Jun 2009 13:58:32 -0400
Subject: [PATCH] davinci: dm365: add MMC/SD support
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
---
arch/arm/mach-davinci/devices.c | 45 +++++++++++++++++++++++----------
1 file changed, 31 insertions(+), 14 deletions(-)
diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c
index 385e8332fc2f..a55b650db71e 100644
--- a/arch/arm/mach-davinci/devices.c
+++ b/arch/arm/mach-davinci/devices.c
@@ -31,6 +31,8 @@
#define DAVINCI_MMCSD0_BASE 0x01E10000
#define DM355_MMCSD0_BASE 0x01E11000
#define DM355_MMCSD1_BASE 0x01E00000
+#define DM365_MMCSD0_BASE 0x01D11000
+#define DM365_MMCSD1_BASE 0x01D00000
static struct resource i2c_resources[] = {
{
@@ -154,19 +156,31 @@ void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config)
*/
switch (module) {
case 1:
- if (!cpu_is_davinci_dm355())
+ if (cpu_is_davinci_dm355()) {
+ /* 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);
+
+ /* Configure pull down control */
+ __raw_writel((__raw_readl(pupdctl1) & ~0x400),
+ pupdctl1);
+
+ mmcsd1_resources[0].start = DM365_MMCSD1_BASE;
+ mmcsd1_resources[0].end = DM365_MMCSD1_BASE +
+ SZ_4K - 1;
+ mmcsd0_resources[2].start = IRQ_DM365_SDIOINT1;
+ } else
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);
-
pdev = &davinci_mmcsd1_device;
break;
case 0:
@@ -180,9 +194,12 @@ void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config)
/* enable RX EDMA */
davinci_cfg_reg(DM355_EVT26_MMC0_RX);
- }
-
- else if (cpu_is_davinci_dm644x()) {
+ } else if (cpu_is_davinci_dm365()) {
+ mmcsd0_resources[0].start = DM365_MMCSD0_BASE;
+ 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? */
void __iomem *base =
IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE);
--
2.34.1