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Diffstat (limited to 'arch/arm/mach-shmobile/board-kzm9g-reference.c')
-rw-r--r--arch/arm/mach-shmobile/board-kzm9g-reference.c107
1 files changed, 107 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-kzm9g-reference.c b/arch/arm/mach-shmobile/board-kzm9g-reference.c
new file mode 100644
index 00000000000..aefa50d385b
--- /dev/null
+++ b/arch/arm/mach-shmobile/board-kzm9g-reference.c
@@ -0,0 +1,107 @@
+/*
+ * KZM-A9-GT board support - Reference Device Tree Implementation
+ *
+ * Copyright (C) 2012 Horms Solutions Ltd.
+ *
+ * Based on board-kzm9g.c
+ * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/irqchip.h>
+#include <linux/input.h>
+#include <linux/of_platform.h>
+#include <linux/pinctrl/machine.h>
+#include <linux/pinctrl/pinconf-generic.h>
+#include <mach/sh73a0.h>
+#include <mach/common.h>
+#include <asm/hardware/cache-l2x0.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+static unsigned long pin_pullup_conf[] = {
+ PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP, 0),
+};
+
+static const struct pinctrl_map kzm_pinctrl_map[] = {
+ PIN_MAP_MUX_GROUP_DEFAULT("e6826000.i2c", "pfc-sh73a0",
+ "i2c3_1", "i2c3"),
+ /* MMCIF */
+ PIN_MAP_MUX_GROUP_DEFAULT("e6bd0000.mmcif", "pfc-sh73a0",
+ "mmc0_data8_0", "mmc0"),
+ PIN_MAP_MUX_GROUP_DEFAULT("e6bd0000.mmcif", "pfc-sh73a0",
+ "mmc0_ctrl_0", "mmc0"),
+ PIN_MAP_CONFIGS_PIN_DEFAULT("e6bd0000.mmcif", "pfc-sh73a0",
+ "PORT279", pin_pullup_conf),
+ PIN_MAP_CONFIGS_GROUP_DEFAULT("e6bd0000.mmcif", "pfc-sh73a0",
+ "mmc0_data8_0", pin_pullup_conf),
+ /* SCIFA4 */
+ PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
+ "scifa4_data", "scifa4"),
+ PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
+ "scifa4_ctrl", "scifa4"),
+ /* SDHI0 */
+ PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "pfc-sh73a0",
+ "sdhi0_data4", "sdhi0"),
+ PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "pfc-sh73a0",
+ "sdhi0_ctrl", "sdhi0"),
+ PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "pfc-sh73a0",
+ "sdhi0_cd", "sdhi0"),
+ PIN_MAP_MUX_GROUP_DEFAULT("ee100000.sdhi", "pfc-sh73a0",
+ "sdhi0_wp", "sdhi0"),
+ /* SDHI2 */
+ PIN_MAP_MUX_GROUP_DEFAULT("ee140000.sdhi", "pfc-sh73a0",
+ "sdhi2_data4", "sdhi2"),
+ PIN_MAP_MUX_GROUP_DEFAULT("ee140000.sdhi", "pfc-sh73a0",
+ "sdhi2_ctrl", "sdhi2"),
+};
+
+static void __init kzm_init(void)
+{
+ sh73a0_add_standard_devices_dt();
+ pinctrl_register_mappings(kzm_pinctrl_map, ARRAY_SIZE(kzm_pinctrl_map));
+ sh73a0_pinmux_init();
+
+ /* enable SD */
+ gpio_request(GPIO_FN_SDHI0_VCCQ_MC0_ON, NULL);
+ gpio_request_one(15, GPIOF_OUT_INIT_HIGH, NULL); /* power */
+
+ gpio_request_one(14, GPIOF_OUT_INIT_HIGH, NULL); /* power */
+
+#ifdef CONFIG_CACHE_L2X0
+ /* Early BRESP enable, Shared attribute override enable, 64K*8way */
+ l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
+#endif
+}
+
+static const char *kzm9g_boards_compat_dt[] __initdata = {
+ "renesas,kzm9g-reference",
+ NULL,
+};
+
+DT_MACHINE_START(KZM9G_DT, "kzm9g-reference")
+ .smp = smp_ops(sh73a0_smp_ops),
+ .map_io = sh73a0_map_io,
+ .init_early = sh73a0_init_delay,
+ .nr_irqs = NR_IRQS_LEGACY,
+ .init_irq = irqchip_init,
+ .init_machine = kzm_init,
+ .init_time = shmobile_timer_init,
+ .dt_compat = kzm9g_boards_compat_dt,
+MACHINE_END