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Diffstat (limited to 'arch/arm/mach-omap2/hsmmc.c')
-rw-r--r--arch/arm/mach-omap2/hsmmc.c59
1 files changed, 44 insertions, 15 deletions
diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c
index f4a1020559a7..bd844af13af5 100644
--- a/arch/arm/mach-omap2/hsmmc.c
+++ b/arch/arm/mach-omap2/hsmmc.c
@@ -171,6 +171,17 @@ static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot,
}
}
+static void hsmmc2_select_input_clk_src(struct omap_mmc_platform_data *mmc)
+{
+ u32 reg;
+
+ if (mmc->slots[0].internal_clock) {
+ reg = omap_ctrl_readl(control_devconf1_offset);
+ reg |= OMAP2_MMCSDIO2ADPCLKISEL;
+ omap_ctrl_writel(reg, control_devconf1_offset);
+ }
+}
+
static void hsmmc23_before_set_reg(struct device *dev, int slot,
int power_on, int vdd)
{
@@ -179,16 +190,19 @@ static void hsmmc23_before_set_reg(struct device *dev, int slot,
if (mmc->slots[0].remux)
mmc->slots[0].remux(dev, slot, power_on);
- if (power_on) {
- /* Only MMC2 supports a CLKIN */
- if (mmc->slots[0].internal_clock) {
- u32 reg;
+ if (power_on)
+ hsmmc2_select_input_clk_src(mmc);
+}
- reg = omap_ctrl_readl(control_devconf1_offset);
- reg |= OMAP2_MMCSDIO2ADPCLKISEL;
- omap_ctrl_writel(reg, control_devconf1_offset);
- }
- }
+static int am35x_hsmmc2_set_power(struct device *dev, int slot,
+ int power_on, int vdd)
+{
+ struct omap_mmc_platform_data *mmc = dev->platform_data;
+
+ if (power_on)
+ hsmmc2_select_input_clk_src(mmc);
+
+ return 0;
}
static int nop_mmc_set_power(struct device *dev, int slot, int power_on,
@@ -200,10 +214,12 @@ static int nop_mmc_set_power(struct device *dev, int slot, int power_on,
static inline void omap_hsmmc_mux(struct omap_mmc_platform_data *mmc_controller,
int controller_nr)
{
- if (gpio_is_valid(mmc_controller->slots[0].switch_pin))
+ if (gpio_is_valid(mmc_controller->slots[0].switch_pin) &&
+ (mmc_controller->slots[0].switch_pin < OMAP_MAX_GPIO_LINES))
omap_mux_init_gpio(mmc_controller->slots[0].switch_pin,
OMAP_PIN_INPUT_PULLUP);
- if (gpio_is_valid(mmc_controller->slots[0].gpio_wp))
+ if (gpio_is_valid(mmc_controller->slots[0].gpio_wp) &&
+ (mmc_controller->slots[0].gpio_wp < OMAP_MAX_GPIO_LINES))
omap_mux_init_gpio(mmc_controller->slots[0].gpio_wp,
OMAP_PIN_INPUT_PULLUP);
if (cpu_is_omap34xx()) {
@@ -296,6 +312,7 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
mmc->slots[0].name = hc_name;
mmc->nr_slots = 1;
mmc->slots[0].caps = c->caps;
+ mmc->slots[0].pm_caps = c->pm_caps;
mmc->slots[0].internal_clock = !c->ext_clock;
mmc->dma_mask = 0xffffffff;
if (cpu_is_omap44xx())
@@ -336,11 +353,17 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
*
* temporary HACK: ocr_mask instead of fixed supply
*/
- mmc->slots[0].ocr_mask = c->ocr_mask;
-
- if (cpu_is_omap3517() || cpu_is_omap3505())
- mmc->slots[0].set_power = nop_mmc_set_power;
+ if (cpu_is_omap3505() || cpu_is_omap3517())
+ mmc->slots[0].ocr_mask = MMC_VDD_165_195 |
+ MMC_VDD_26_27 |
+ MMC_VDD_27_28 |
+ MMC_VDD_29_30 |
+ MMC_VDD_30_31 |
+ MMC_VDD_31_32;
else
+ mmc->slots[0].ocr_mask = c->ocr_mask;
+
+ if (!cpu_is_omap3517() && !cpu_is_omap3505())
mmc->slots[0].features |= HSMMC_HAS_PBIAS;
if (cpu_is_omap44xx() && (omap_rev() > OMAP4430_REV_ES1_0))
@@ -363,6 +386,9 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
}
}
+ if (cpu_is_omap3517() || cpu_is_omap3505())
+ mmc->slots[0].set_power = nop_mmc_set_power;
+
/* OMAP3630 HSMMC1 supports only 4-bit */
if (cpu_is_omap3630() &&
(c->caps & MMC_CAP_8_BIT_DATA)) {
@@ -372,6 +398,9 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c,
}
break;
case 2:
+ if (cpu_is_omap3517() || cpu_is_omap3505())
+ mmc->slots[0].set_power = am35x_hsmmc2_set_power;
+
if (c->ext_clock)
c->transceiver = 1;
if (c->transceiver && (c->caps & MMC_CAP_8_BIT_DATA)) {
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