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Diffstat (limited to 'arch/arm/mach-ux500/board-mop500-sdi.c')
-rw-r--r--arch/arm/mach-ux500/board-mop500-sdi.c90
1 files changed, 58 insertions, 32 deletions
diff --git a/arch/arm/mach-ux500/board-mop500-sdi.c b/arch/arm/mach-ux500/board-mop500-sdi.c
index 6826faeecc6..5dde4d4ebe8 100644
--- a/arch/arm/mach-ux500/board-mop500-sdi.c
+++ b/arch/arm/mach-ux500/board-mop500-sdi.c
@@ -22,6 +22,12 @@
#include "ste-dma40-db8500.h"
/*
+ * v2 has a new version of this block that need to be forced, the number found
+ * in hardware is incorrect
+ */
+#define U8500_SDI_V2_PERIPHID 0x10480180
+
+/*
* SDI 0 (MicroSD slot)
*/
@@ -117,10 +123,7 @@ static void sdi0_configure(void)
gpio_direction_output(sdi0_en, 1);
/* Add the device, force v2 to subrevision 1 */
- if (cpu_is_u8500v2())
- db8500_add_sdi0(&mop500_sdi0_data, 0x10480180);
- else
- db8500_add_sdi0(&mop500_sdi0_data, 0);
+ db8500_add_sdi0(&mop500_sdi0_data, U8500_SDI_V2_PERIPHID);
}
void mop500_sdi_tc35892_init(void)
@@ -132,6 +135,42 @@ void mop500_sdi_tc35892_init(void)
}
/*
+ * SDI1 (SDIO WLAN)
+ */
+#ifdef CONFIG_STE_DMA40
+static struct stedma40_chan_cfg sdi1_dma_cfg_rx = {
+ .mode = STEDMA40_MODE_LOGICAL,
+ .dir = STEDMA40_PERIPH_TO_MEM,
+ .src_dev_type = DB8500_DMA_DEV32_SD_MM1_RX,
+ .dst_dev_type = STEDMA40_DEV_DST_MEMORY,
+ .src_info.data_width = STEDMA40_WORD_WIDTH,
+ .dst_info.data_width = STEDMA40_WORD_WIDTH,
+};
+
+static struct stedma40_chan_cfg sdi1_dma_cfg_tx = {
+ .mode = STEDMA40_MODE_LOGICAL,
+ .dir = STEDMA40_MEM_TO_PERIPH,
+ .src_dev_type = STEDMA40_DEV_SRC_MEMORY,
+ .dst_dev_type = DB8500_DMA_DEV32_SD_MM1_TX,
+ .src_info.data_width = STEDMA40_WORD_WIDTH,
+ .dst_info.data_width = STEDMA40_WORD_WIDTH,
+};
+#endif
+
+static struct mmci_platform_data mop500_sdi1_data = {
+ .ocr_mask = MMC_VDD_29_30,
+ .f_max = 50000000,
+ .capabilities = MMC_CAP_4_BIT_DATA,
+ .gpio_cd = -1,
+ .gpio_wp = -1,
+#ifdef CONFIG_STE_DMA40
+ .dma_filter = stedma40_filter,
+ .dma_rx_param = &sdi1_dma_cfg_rx,
+ .dma_tx_param = &sdi1_dma_cfg_tx,
+#endif
+};
+
+/*
* SDI 2 (POP eMMC, not on DB8500ed)
*/
@@ -158,7 +197,8 @@ static struct stedma40_chan_cfg mop500_sdi2_dma_cfg_tx = {
static struct mmci_platform_data mop500_sdi2_data = {
.ocr_mask = MMC_VDD_165_195,
.f_max = 50000000,
- .capabilities = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
+ .capabilities = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA |
+ MMC_CAP_MMC_HIGHSPEED,
.gpio_cd = -1,
.gpio_wp = -1,
#ifdef CONFIG_STE_DMA40
@@ -208,20 +248,10 @@ static struct mmci_platform_data mop500_sdi4_data = {
void __init mop500_sdi_init(void)
{
- u32 periphid = 0;
-
- /* v2 has a new version of this block that need to be forced */
- if (cpu_is_u8500v2())
- periphid = 0x10480180;
- /* PoP:ed eMMC on top of DB8500 v1.0 has problems with high speed */
- if (!cpu_is_u8500v10())
- mop500_sdi2_data.capabilities |= MMC_CAP_MMC_HIGHSPEED;
-
- db8500_add_sdi2(&mop500_sdi2_data, periphid);
-
+ /* PoP:ed eMMC */
+ db8500_add_sdi2(&mop500_sdi2_data, U8500_SDI_V2_PERIPHID);
/* On-board eMMC */
- db8500_add_sdi4(&mop500_sdi4_data, periphid);
-
+ db8500_add_sdi4(&mop500_sdi4_data, U8500_SDI_V2_PERIPHID);
/*
* On boards with the TC35892 GPIO expander, sdi0 will finally
* be added when the TC35892 initializes and calls
@@ -231,13 +261,11 @@ void __init mop500_sdi_init(void)
void __init snowball_sdi_init(void)
{
- u32 periphid = 0x10480180;
-
- mop500_sdi2_data.capabilities |= MMC_CAP_MMC_HIGHSPEED;
-
+ /* On Snowball MMC_CAP_SD_HIGHSPEED isn't supported (Hardware issue?) */
+ mop500_sdi0_data.capabilities &= ~MMC_CAP_SD_HIGHSPEED;
/* On-board eMMC */
- db8500_add_sdi4(&mop500_sdi4_data, periphid);
-
+ db8500_add_sdi4(&mop500_sdi4_data, U8500_SDI_V2_PERIPHID);
+ /* External Micro SD slot */
mop500_sdi0_data.gpio_cd = SNOWBALL_SDMMC_CD_GPIO;
mop500_sdi0_data.cd_invert = true;
sdi0_en = SNOWBALL_SDMMC_EN_GPIO;
@@ -247,17 +275,15 @@ void __init snowball_sdi_init(void)
void __init hrefv60_sdi_init(void)
{
- u32 periphid = 0x10480180;
-
- mop500_sdi2_data.capabilities |= MMC_CAP_MMC_HIGHSPEED;
-
- db8500_add_sdi2(&mop500_sdi2_data, periphid);
-
+ /* PoP:ed eMMC */
+ db8500_add_sdi2(&mop500_sdi2_data, U8500_SDI_V2_PERIPHID);
/* On-board eMMC */
- db8500_add_sdi4(&mop500_sdi4_data, periphid);
-
+ db8500_add_sdi4(&mop500_sdi4_data, U8500_SDI_V2_PERIPHID);
+ /* External Micro SD slot */
mop500_sdi0_data.gpio_cd = HREFV60_SDMMC_CD_GPIO;
sdi0_en = HREFV60_SDMMC_EN_GPIO;
sdi0_vsel = HREFV60_SDMMC_1V8_3V_GPIO;
sdi0_configure();
+ /* WLAN SDIO channel */
+ db8500_add_sdi1(&mop500_sdi1_data, U8500_SDI_V2_PERIPHID);
}