forked from Minki/linux
8e67b22a13
Just add port multiplex settings to enable i2c modules. Signed-off-by: Takashi YOSHII <takashi.yoshii.zj@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
233 lines
6.2 KiB
C
233 lines
6.2 KiB
C
/*
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* arch/arm/mach-shmobile/board-ag5evm.c
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*
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* Copyright (C) 2010 Takashi Yoshii <yoshii.takashi.zj@renesas.com>
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* Copyright (C) 2009 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/irq.h>
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/io.h>
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#include <linux/dma-mapping.h>
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#include <linux/serial_sci.h>
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#include <linux/smsc911x.h>
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#include <linux/gpio.h>
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#include <linux/input.h>
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#include <linux/input/sh_keysc.h>
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#include <mach/hardware.h>
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#include <mach/sh73a0.h>
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#include <mach/common.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/time.h>
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#include <asm/hardware/gic.h>
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#include <asm/hardware/cache-l2x0.h>
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#include <asm/traps.h>
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static struct resource smsc9220_resources[] = {
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[0] = {
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.start = 0x14000000,
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.end = 0x14000000 + SZ_64K - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(33), /* PINT1 */
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct smsc911x_platform_config smsc9220_platdata = {
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.flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
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.phy_interface = PHY_INTERFACE_MODE_MII,
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.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
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.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
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};
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static struct platform_device eth_device = {
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.name = "smsc911x",
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.id = 0,
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.dev = {
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.platform_data = &smsc9220_platdata,
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},
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.resource = smsc9220_resources,
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.num_resources = ARRAY_SIZE(smsc9220_resources),
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};
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static struct sh_keysc_info keysc_platdata = {
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.mode = SH_KEYSC_MODE_6,
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.scan_timing = 3,
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.delay = 100,
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.keycodes = {
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KEY_A, KEY_B, KEY_C, KEY_D, KEY_E, KEY_F, KEY_G,
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KEY_H, KEY_I, KEY_J, KEY_K, KEY_L, KEY_M, KEY_N,
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KEY_O, KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T, KEY_U,
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KEY_V, KEY_W, KEY_X, KEY_Y, KEY_Z, KEY_HOME, KEY_SLEEP,
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KEY_SPACE, KEY_9, KEY_6, KEY_3, KEY_WAKEUP, KEY_RIGHT, \
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KEY_COFFEE,
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KEY_0, KEY_8, KEY_5, KEY_2, KEY_DOWN, KEY_ENTER, KEY_UP,
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KEY_KPASTERISK, KEY_7, KEY_4, KEY_1, KEY_STOP, KEY_LEFT, \
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KEY_COMPUTER,
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},
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};
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static struct resource keysc_resources[] = {
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[0] = {
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.name = "KEYSC",
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.start = 0xe61b0000,
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.end = 0xe61b0098 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(71),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device keysc_device = {
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.name = "sh_keysc",
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.id = 0,
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.num_resources = ARRAY_SIZE(keysc_resources),
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.resource = keysc_resources,
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.dev = {
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.platform_data = &keysc_platdata,
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},
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};
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static struct platform_device *ag5evm_devices[] __initdata = {
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ð_device,
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&keysc_device,
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};
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static struct map_desc ag5evm_io_desc[] __initdata = {
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/* create a 1:1 entity map for 0xe6xxxxxx
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* used by CPGA, INTC and PFC.
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*/
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{
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.virtual = 0xe6000000,
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.pfn = __phys_to_pfn(0xe6000000),
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.length = 256 << 20,
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.type = MT_DEVICE_NONSHARED
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},
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};
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static void __init ag5evm_map_io(void)
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{
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iotable_init(ag5evm_io_desc, ARRAY_SIZE(ag5evm_io_desc));
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/* setup early devices and console here as well */
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sh73a0_add_early_devices();
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shmobile_setup_console();
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}
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#define PINTC_ADDR 0xe6900000
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#define PINTER0A (PINTC_ADDR + 0xa0)
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#define PINTCR0A (PINTC_ADDR + 0xb0)
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void __init ag5evm_init_irq(void)
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{
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/* setup PINT: enable PINTA2 as active low */
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__raw_writel(__raw_readl(PINTER0A) | (1<<29), PINTER0A);
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__raw_writew(__raw_readw(PINTCR0A) | (2<<10), PINTCR0A);
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gic_dist_init(0, __io(0xf0001000), 29);
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gic_cpu_init(0, __io(0xf0000100));
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}
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#define PORT144CR 0xe6052090
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#define PORT145CR 0xe6052091
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#define PORT154CR 0xe605209a
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#define PORT155CR 0xe605209b
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#define PORT156CR 0xe605209c
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#define PORT157CR 0xe605209d
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#define PORTR159_128DR 0xe6056004
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static void __init ag5evm_init(void)
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{
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sh73a0_pinmux_init();
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/* enable SCIFA2 */
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gpio_request(GPIO_FN_SCIFA2_TXD1, NULL);
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gpio_request(GPIO_FN_SCIFA2_RXD1, NULL);
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gpio_request(GPIO_FN_SCIFA2_RTS1_, NULL);
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gpio_request(GPIO_FN_SCIFA2_CTS1_, NULL);
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/* enable KEYSC */
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gpio_request(GPIO_FN_KEYIN0, NULL);
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gpio_request(GPIO_FN_KEYIN1, NULL);
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gpio_request(GPIO_FN_KEYIN2, NULL);
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gpio_request(GPIO_FN_KEYIN3, NULL);
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gpio_request(GPIO_FN_KEYIN4, NULL);
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gpio_request(GPIO_FN_KEYIN5, NULL);
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gpio_request(GPIO_FN_KEYIN6, NULL);
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gpio_request(GPIO_FN_KEYIN7, NULL);
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gpio_request(GPIO_FN_KEYOUT0, NULL);
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gpio_request(GPIO_FN_KEYOUT1, NULL);
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gpio_request(GPIO_FN_KEYOUT2, NULL);
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gpio_request(GPIO_FN_KEYOUT3, NULL);
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gpio_request(GPIO_FN_KEYOUT4, NULL);
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gpio_request(GPIO_FN_KEYOUT5, NULL);
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gpio_request(GPIO_FN_PORT59_KEYOUT6, NULL);
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gpio_request(GPIO_FN_PORT58_KEYOUT7, NULL);
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gpio_request(GPIO_FN_KEYOUT8, NULL);
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gpio_request(GPIO_FN_PORT149_KEYOUT9, NULL);
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/* enable IC2 2 and 3 */
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gpio_request(GPIO_FN_PORT236_I2C_SDA2, NULL);
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gpio_request(GPIO_FN_PORT237_I2C_SCL2, NULL);
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gpio_request(GPIO_FN_PORT248_I2C_SCL3, NULL);
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gpio_request(GPIO_FN_PORT249_I2C_SDA3, NULL);
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/* enable SMSC911X */
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gpio_request(GPIO_PORT144, NULL); /* PINTA2 */
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gpio_direction_input(GPIO_PORT144);
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gpio_request(GPIO_PORT145, NULL); /* RESET */
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gpio_direction_output(GPIO_PORT145, 1);
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#ifdef CONFIG_CACHE_L2X0
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/* Shared attribute override enable, 64K*8way */
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l2x0_init(__io(0xf0100000), 0x00460000, 0xc2000fff);
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#endif
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sh73a0_add_standard_devices();
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platform_add_devices(ag5evm_devices, ARRAY_SIZE(ag5evm_devices));
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}
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static void __init ag5evm_timer_init(void)
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{
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sh73a0_clock_init();
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shmobile_timer.init();
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return;
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}
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struct sys_timer ag5evm_timer = {
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.init = ag5evm_timer_init,
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};
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MACHINE_START(AG5EVM, "ag5evm")
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.map_io = ag5evm_map_io,
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.init_irq = ag5evm_init_irq,
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.init_machine = ag5evm_init,
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.timer = &ag5evm_timer,
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MACHINE_END
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