+static struct platform_device pinmux_device = {
+ .name = "pinmux-u300",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(pinmux_resources),
+ .resource = pinmux_resources,
+};
+
+/* Pinmux settings */
+static struct pinmux_map u300_pinmux_map[] = {
+ /* anonymous maps for chip power and EMIFs */
+ PINMUX_MAP_PRIMARY_SYS_HOG("POWER", "power"),
+ PINMUX_MAP_PRIMARY_SYS_HOG("EMIF0", "emif0"),
+ PINMUX_MAP_PRIMARY_SYS_HOG("EMIF1", "emif1"),
+ /* per-device maps for MMC/SD, SPI and UART */
+ PINMUX_MAP_PRIMARY("MMCSD", "mmc0", "mmci"),
+ PINMUX_MAP_PRIMARY("SPI", "spi0", "pl022"),
+ PINMUX_MAP_PRIMARY("UART0", "uart0", "uart0"),
+};
+
+struct u300_mux_hog {
+ const char *name;
+ struct device *dev;
+ struct pinmux *pmx;
+};
+
+static struct u300_mux_hog u300_mux_hogs[] = {
+ {
+ .name = "uart0",
+ .dev = &uart0_device.dev,
+ },
+ {
+ .name = "spi0",
+ .dev = &pl022_device.dev,
+ },
+ {
+ .name = "mmc0",
+ .dev = &mmcsd_device.dev,
+ },
+};
+
+static int __init u300_pinmux_fetch(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(u300_mux_hogs); i++) {
+ struct pinmux *pmx;
+ int ret;
+
+ pmx = pinmux_get(u300_mux_hogs[i].dev, NULL);
+ if (IS_ERR(pmx)) {
+ pr_err("u300: could not get pinmux hog %s\n",
+ u300_mux_hogs[i].name);
+ continue;
+ }
+ ret = pinmux_enable(pmx);
+ if (ret) {
+ pr_err("u300: could enable pinmux hog %s\n",
+ u300_mux_hogs[i].name);
+ continue;
+ }
+ u300_mux_hogs[i].pmx = pmx;
+ }
+ return 0;
+}
+subsys_initcall(u300_pinmux_fetch);
+