msm: 8960: Configure SDIO on SDC2 slot
Configure SDIO over SDC2 slot.
Do not enable SDC2 as the needed GPIO lines are already
in use by HSIC(GPIO#91) and Ethernet(GPIO#89-90).
CRs-fixed: 330232
Change-Id: Ia6efc61f2cb898009be06b3b426e7da755fcfcd3
Signed-off-by: Pratibhasagar V <pratibha@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-8960-storage.c b/arch/arm/mach-msm/board-8960-storage.c
index f39a691..3692770 100644
--- a/arch/arm/mach-msm/board-8960-storage.c
+++ b/arch/arm/mach-msm/board-8960-storage.c
@@ -46,6 +46,16 @@
.lpm_uA = 9000,
.hpm_uA = 200000, /* 200mA */
},
+ /* SDCC2 : SDIO slot connected */
+ [SDCC2] = {
+ .name = "sdc_vdd",
+ .high_vol_level = 1800000,
+ .low_vol_level = 1800000,
+ .always_on = 1,
+ .lpm_sup = 1,
+ .lpm_uA = 9000,
+ .hpm_uA = 200000, /* 200mA */
+ },
/* SDCC3 : External card slot connected */
[SDCC3] = {
.name = "sdc_vdd",
@@ -93,6 +103,10 @@
.vdd_data = &mmc_vdd_reg_data[SDCC1],
.vccq_data = &mmc_vccq_reg_data[SDCC1],
},
+ /* SDCC2 : SDIO card slot connected */
+ [SDCC2] = {
+ .vdd_data = &mmc_vdd_reg_data[SDCC2],
+ },
/* SDCC3 : External card slot connected */
[SDCC3] = {
.vdd_data = &mmc_vdd_reg_data[SDCC3],
@@ -186,6 +200,22 @@
},
};
+struct msm_mmc_gpio sdc2_gpio[] = {
+ {92, "sdc2_dat_3"},
+ {91, "sdc2_dat_2"},
+ {90, "sdc2_dat_1"},
+ {89, "sdc2_dat_0"},
+ {97, "sdc2_cmd"},
+ {98, "sdc2_clk"}
+};
+
+struct msm_mmc_gpio_data mmc_gpio_data[MAX_SDCC_CONTROLLER] = {
+ [SDCC2] = {
+ .gpio = sdc2_gpio,
+ .size = ARRAY_SIZE(sdc2_gpio),
+ }
+};
+
static struct msm_mmc_pad_data mmc_pad_data[MAX_SDCC_CONTROLLER] = {
[SDCC1] = {
.pull = &mmc_pad_pull_data[SDCC1],
@@ -201,6 +231,10 @@
[SDCC1] = {
.pad_data = &mmc_pad_data[SDCC1],
},
+ [SDCC2] = {
+ .is_gpio = 1,
+ .gpio_data = &mmc_gpio_data[SDCC2],
+ },
[SDCC3] = {
.pad_data = &mmc_pad_data[SDCC3],
},
@@ -237,6 +271,23 @@
};
#endif
+#ifdef CONFIG_MMC_MSM_SDC2_SUPPORT
+static unsigned int sdc2_sup_clk_rates[] = {
+ 400000, 24000000, 48000000
+};
+
+static struct mmc_platform_data msm8960_sdc2_data = {
+ .ocr_mask = MMC_VDD_165_195,
+ .mmc_bus_width = MMC_CAP_4_BIT_DATA,
+ .sup_clk_table = sdc2_sup_clk_rates,
+ .sup_clk_cnt = ARRAY_SIZE(sdc2_sup_clk_rates),
+ .pclk_src_dfab = 1,
+ .vreg_data = &mmc_slot_vreg_data[SDCC2],
+ .pin_data = &mmc_slot_pin_data[SDCC2],
+ .sdiowakeup_irq = MSM_GPIO_TO_INT(90),
+};
+#endif
+
#ifdef CONFIG_MMC_MSM_SDC3_SUPPORT
static struct mmc_platform_data msm8960_sdc3_data = {
.ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
@@ -269,6 +320,10 @@
/* SDC1 : eMMC card connected */
msm_add_sdcc(1, &msm8960_sdc1_data);
#endif
+#ifdef CONFIG_MMC_MSM_SDC2_SUPPORT
+ /* SDC2: SDIO slot for WLAN*/
+ msm_add_sdcc(2, &msm8960_sdc2_data);
+#endif
#ifdef CONFIG_MMC_MSM_SDC3_SUPPORT
/* SDC3: External card slot */
msm_add_sdcc(3, &msm8960_sdc3_data);