@@ -23,6 +23,7 @@
#include <mach/irqs.h>
#include <mach/cp_intc.h>
#include <mach/mux.h>
+#include <mach/gpio.h>
#include <mach/da8xx.h>
#include <mach/asp.h>
@@ -83,6 +84,57 @@ static struct snd_platform_data da830_evm_snd_data = {
.rxnumevt = 1,
};
+/*
+ * GPIO2[1] is used as MMC_SD_WP and GPIO2[2] as MMC_SD_INS.
+ */
+static const short da830_evm_mmc_sd_pins[] = {
+ DA830_MMCSD_DAT_0, DA830_MMCSD_DAT_1, DA830_MMCSD_DAT_2,
+ DA830_MMCSD_DAT_3, DA830_MMCSD_DAT_4, DA830_MMCSD_DAT_5,
+ DA830_MMCSD_DAT_6, DA830_MMCSD_DAT_7, DA830_MMCSD_CLK,
+ DA830_MMCSD_CMD, DA830_GPIO2_1, DA830_GPIO2_2,
+ -1
+};
+
+#define DA830_MMCSD_WP_PIN GPIO_TO_PIN(2, 1)
+
+static int da830_evm_mmc_get_ro(int index)
+{
+ return gpio_get_value(DA830_MMCSD_WP_PIN);
+}
+
+static struct davinci_mmc_config da830_evm_mmc_config = {
+ .get_ro = da830_evm_mmc_get_ro,
+ .wires = 4,
+ .version = MMC_CTLR_VERSION_2,
+};
+
+static inline void da830_evm_init_mmc(void)
+{
+ int ret;
+
+ ret = da8xx_pinmux_setup(da830_evm_mmc_sd_pins);
+ if (ret) {
+ pr_warning("da830_evm_init: mmc/sd mux setup failed: %d\n",
+ ret);
+ return;
+ }
+
+ ret = gpio_request(DA830_MMCSD_WP_PIN, "MMC WP");
+ if (ret) {
+ pr_warning("da830_evm_init: can not open GPIO %d\n",
+ DA830_MMCSD_WP_PIN);
+ return;
+ }
+ gpio_direction_input(DA830_MMCSD_WP_PIN);
+
+ ret = da8xx_register_mmcsd0(&da830_evm_mmc_config);
+ if (ret) {
+ pr_warning("da830_evm_init: mmc/sd registration failed: %d\n",
+ ret);
+ gpio_free(DA830_MMCSD_WP_PIN);
+ }
+}
+
static __init void da830_evm_init(void)
{
struct davinci_soc_info *soc_info = &davinci_soc_info;
@@ -132,6 +184,8 @@ static __init void da830_evm_init(void)
ret);
da8xx_register_mcasp(1, &da830_evm_snd_data);
+
+ da830_evm_init_mmc();
}
#ifdef CONFIG_SERIAL_8250_CONSOLE