mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-15 04:26:42 +07:00
b7b42df6c9
sh_mmcif driver doesn't care resource name. Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Acked-by: Magnus Damm <damm@opensource.se> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
263 lines
7.6 KiB
C
263 lines
7.6 KiB
C
/*
|
|
* Lager board support
|
|
*
|
|
* Copyright (C) 2013 Renesas Solutions Corp.
|
|
* Copyright (C) 2013 Magnus Damm
|
|
*
|
|
* 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/gpio.h>
|
|
#include <linux/gpio_keys.h>
|
|
#include <linux/input.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/leds.h>
|
|
#include <linux/mmc/host.h>
|
|
#include <linux/mmc/sh_mmcif.h>
|
|
#include <linux/pinctrl/machine.h>
|
|
#include <linux/platform_data/gpio-rcar.h>
|
|
#include <linux/platform_data/rcar-du.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/phy.h>
|
|
#include <linux/regulator/fixed.h>
|
|
#include <linux/regulator/machine.h>
|
|
#include <linux/sh_eth.h>
|
|
#include <mach/common.h>
|
|
#include <mach/irqs.h>
|
|
#include <mach/r8a7790.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
|
|
/* DU */
|
|
static struct rcar_du_encoder_data lager_du_encoders[] = {
|
|
{
|
|
.type = RCAR_DU_ENCODER_VGA,
|
|
.output = RCAR_DU_OUTPUT_DPAD0,
|
|
}, {
|
|
.type = RCAR_DU_ENCODER_NONE,
|
|
.output = RCAR_DU_OUTPUT_LVDS1,
|
|
.connector.lvds.panel = {
|
|
.width_mm = 210,
|
|
.height_mm = 158,
|
|
.mode = {
|
|
.clock = 65000,
|
|
.hdisplay = 1024,
|
|
.hsync_start = 1048,
|
|
.hsync_end = 1184,
|
|
.htotal = 1344,
|
|
.vdisplay = 768,
|
|
.vsync_start = 771,
|
|
.vsync_end = 777,
|
|
.vtotal = 806,
|
|
.flags = 0,
|
|
},
|
|
},
|
|
},
|
|
};
|
|
|
|
static const struct rcar_du_platform_data lager_du_pdata __initconst = {
|
|
.encoders = lager_du_encoders,
|
|
.num_encoders = ARRAY_SIZE(lager_du_encoders),
|
|
};
|
|
|
|
static const struct resource du_resources[] __initconst = {
|
|
DEFINE_RES_MEM(0xfeb00000, 0x70000),
|
|
DEFINE_RES_MEM_NAMED(0xfeb90000, 0x1c, "lvds.0"),
|
|
DEFINE_RES_MEM_NAMED(0xfeb94000, 0x1c, "lvds.1"),
|
|
DEFINE_RES_IRQ(gic_spi(256)),
|
|
DEFINE_RES_IRQ(gic_spi(268)),
|
|
DEFINE_RES_IRQ(gic_spi(269)),
|
|
};
|
|
|
|
static void __init lager_add_du_device(void)
|
|
{
|
|
struct platform_device_info info = {
|
|
.name = "rcar-du-r8a7790",
|
|
.id = -1,
|
|
.res = du_resources,
|
|
.num_res = ARRAY_SIZE(du_resources),
|
|
.data = &lager_du_pdata,
|
|
.size_data = sizeof(lager_du_pdata),
|
|
.dma_mask = DMA_BIT_MASK(32),
|
|
};
|
|
|
|
platform_device_register_full(&info);
|
|
}
|
|
|
|
/* LEDS */
|
|
static struct gpio_led lager_leds[] = {
|
|
{
|
|
.name = "led8",
|
|
.gpio = RCAR_GP_PIN(5, 17),
|
|
.default_state = LEDS_GPIO_DEFSTATE_ON,
|
|
}, {
|
|
.name = "led7",
|
|
.gpio = RCAR_GP_PIN(4, 23),
|
|
.default_state = LEDS_GPIO_DEFSTATE_ON,
|
|
}, {
|
|
.name = "led6",
|
|
.gpio = RCAR_GP_PIN(4, 22),
|
|
.default_state = LEDS_GPIO_DEFSTATE_ON,
|
|
},
|
|
};
|
|
|
|
static const struct gpio_led_platform_data lager_leds_pdata __initconst = {
|
|
.leds = lager_leds,
|
|
.num_leds = ARRAY_SIZE(lager_leds),
|
|
};
|
|
|
|
/* GPIO KEY */
|
|
#define GPIO_KEY(c, g, d, ...) \
|
|
{ .code = c, .gpio = g, .desc = d, .active_low = 1 }
|
|
|
|
static struct gpio_keys_button gpio_buttons[] = {
|
|
GPIO_KEY(KEY_4, RCAR_GP_PIN(1, 28), "SW2-pin4"),
|
|
GPIO_KEY(KEY_3, RCAR_GP_PIN(1, 26), "SW2-pin3"),
|
|
GPIO_KEY(KEY_2, RCAR_GP_PIN(1, 24), "SW2-pin2"),
|
|
GPIO_KEY(KEY_1, RCAR_GP_PIN(1, 14), "SW2-pin1"),
|
|
};
|
|
|
|
static const struct gpio_keys_platform_data lager_keys_pdata __initconst = {
|
|
.buttons = gpio_buttons,
|
|
.nbuttons = ARRAY_SIZE(gpio_buttons),
|
|
};
|
|
|
|
/* Fixed 3.3V regulator to be used by MMCIF */
|
|
static struct regulator_consumer_supply fixed3v3_power_consumers[] =
|
|
{
|
|
REGULATOR_SUPPLY("vmmc", "sh_mmcif.1"),
|
|
};
|
|
|
|
/* MMCIF */
|
|
static const struct sh_mmcif_plat_data mmcif1_pdata __initconst = {
|
|
.caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
|
|
.clk_ctrl2_present = true,
|
|
.ccs_unsupported = true,
|
|
};
|
|
|
|
static const struct resource mmcif1_resources[] __initconst = {
|
|
DEFINE_RES_MEM(0xee220000, 0x80),
|
|
DEFINE_RES_IRQ(gic_spi(170)),
|
|
};
|
|
|
|
/* Ether */
|
|
static const struct sh_eth_plat_data ether_pdata __initconst = {
|
|
.phy = 0x1,
|
|
.edmac_endian = EDMAC_LITTLE_ENDIAN,
|
|
.phy_interface = PHY_INTERFACE_MODE_RMII,
|
|
.ether_link_active_low = 1,
|
|
};
|
|
|
|
static const struct resource ether_resources[] __initconst = {
|
|
DEFINE_RES_MEM(0xee700000, 0x400),
|
|
DEFINE_RES_IRQ(gic_spi(162)),
|
|
};
|
|
|
|
static const struct pinctrl_map lager_pinctrl_map[] = {
|
|
/* DU (CN10: ARGB0, CN13: LVDS) */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7790", "pfc-r8a7790",
|
|
"du_rgb666", "du"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7790", "pfc-r8a7790",
|
|
"du_sync_1", "du"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7790", "pfc-r8a7790",
|
|
"du_clk_out_0", "du"),
|
|
/* SCIF0 (CN19: DEBUG SERIAL0) */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.6", "pfc-r8a7790",
|
|
"scif0_data", "scif0"),
|
|
/* SCIF1 (CN20: DEBUG SERIAL1) */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7790",
|
|
"scif1_data", "scif1"),
|
|
/* MMCIF1 */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.1", "pfc-r8a7790",
|
|
"mmc1_data8", "mmc1"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.1", "pfc-r8a7790",
|
|
"mmc1_ctrl", "mmc1"),
|
|
/* Ether */
|
|
PIN_MAP_MUX_GROUP_DEFAULT("r8a7790-ether", "pfc-r8a7790",
|
|
"eth_link", "eth"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("r8a7790-ether", "pfc-r8a7790",
|
|
"eth_mdio", "eth"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("r8a7790-ether", "pfc-r8a7790",
|
|
"eth_rmii", "eth"),
|
|
PIN_MAP_MUX_GROUP_DEFAULT("r8a7790-ether", "pfc-r8a7790",
|
|
"intc_irq0", "intc"),
|
|
};
|
|
|
|
static void __init lager_add_standard_devices(void)
|
|
{
|
|
r8a7790_clock_init();
|
|
|
|
pinctrl_register_mappings(lager_pinctrl_map,
|
|
ARRAY_SIZE(lager_pinctrl_map));
|
|
r8a7790_pinmux_init();
|
|
|
|
r8a7790_add_standard_devices();
|
|
platform_device_register_data(&platform_bus, "leds-gpio", -1,
|
|
&lager_leds_pdata,
|
|
sizeof(lager_leds_pdata));
|
|
platform_device_register_data(&platform_bus, "gpio-keys", -1,
|
|
&lager_keys_pdata,
|
|
sizeof(lager_keys_pdata));
|
|
regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
|
|
ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
|
|
platform_device_register_resndata(&platform_bus, "sh_mmcif", 1,
|
|
mmcif1_resources, ARRAY_SIZE(mmcif1_resources),
|
|
&mmcif1_pdata, sizeof(mmcif1_pdata));
|
|
|
|
platform_device_register_resndata(&platform_bus, "r8a7790-ether", -1,
|
|
ether_resources,
|
|
ARRAY_SIZE(ether_resources),
|
|
ðer_pdata, sizeof(ether_pdata));
|
|
|
|
lager_add_du_device();
|
|
}
|
|
|
|
/*
|
|
* Ether LEDs on the Lager board are named LINK and ACTIVE which corresponds
|
|
* to non-default 01 setting of the Micrel KSZ8041 PHY control register 1 bits
|
|
* 14-15. We have to set them back to 01 from the default 00 value each time
|
|
* the PHY is reset. It's also important because the PHY's LED0 signal is
|
|
* connected to SoC's ETH_LINK signal and in the PHY's default mode it will
|
|
* bounce on and off after each packet, which we apparently want to avoid.
|
|
*/
|
|
static int lager_ksz8041_fixup(struct phy_device *phydev)
|
|
{
|
|
u16 phyctrl1 = phy_read(phydev, 0x1e);
|
|
|
|
phyctrl1 &= ~0xc000;
|
|
phyctrl1 |= 0x4000;
|
|
return phy_write(phydev, 0x1e, phyctrl1);
|
|
}
|
|
|
|
static void __init lager_init(void)
|
|
{
|
|
lager_add_standard_devices();
|
|
|
|
phy_register_fixup_for_id("r8a7790-ether-ff:01", lager_ksz8041_fixup);
|
|
}
|
|
|
|
static const char * const lager_boards_compat_dt[] __initconst = {
|
|
"renesas,lager",
|
|
NULL,
|
|
};
|
|
|
|
DT_MACHINE_START(LAGER_DT, "lager")
|
|
.smp = smp_ops(r8a7790_smp_ops),
|
|
.init_early = r8a7790_init_early,
|
|
.init_time = rcar_gen2_timer_init,
|
|
.init_machine = lager_init,
|
|
.dt_compat = lager_boards_compat_dt,
|
|
MACHINE_END
|