1 /* Copyright (c) 2009-2011, Code Aurora Forum. All rights reserved.
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License version 2 and
5 * only version 2 as published by the Free Software Foundation.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
17 #include <linux/gpio.h>
18 #include <linux/kernel.h>
19 #include <linux/irq.h>
20 #include <linux/platform_device.h>
21 #include <linux/delay.h>
22 #include <linux/usb/msm_hsusb.h>
23 #include <linux/err.h>
24 #include <linux/clkdev.h>
26 #include <asm/mach-types.h>
27 #include <asm/mach/arch.h>
29 #include <asm/setup.h>
31 #include <mach/board.h>
32 #include <mach/irqs.h>
33 #include <mach/sirc.h>
34 #include <mach/vreg.h>
35 #include <linux/platform_data/mmc-msm_sdcc.h>
40 static const resource_size_t qsd8x50_surf_smc91x_base __initconst = 0x70000300;
41 static const unsigned qsd8x50_surf_smc91x_gpio __initconst = 156;
43 /* Leave smc91x resources empty here, as we'll fill them in
44 * at run-time: they vary from board to board, and the true
45 * configuration won't be known until boot.
47 static struct resource smc91x_resources[] = {
49 .flags = IORESOURCE_MEM,
52 .flags = IORESOURCE_IRQ,
56 static struct platform_device smc91x_device = {
59 .num_resources = ARRAY_SIZE(smc91x_resources),
60 .resource = smc91x_resources,
63 static int __init msm_init_smc91x(void)
65 if (machine_is_qsd8x50_surf()) {
66 smc91x_resources[0].start = qsd8x50_surf_smc91x_base;
67 smc91x_resources[0].end = qsd8x50_surf_smc91x_base + 0xff;
68 smc91x_resources[1].start =
69 gpio_to_irq(qsd8x50_surf_smc91x_gpio);
70 smc91x_resources[1].end =
71 gpio_to_irq(qsd8x50_surf_smc91x_gpio);
72 platform_device_register(&smc91x_device);
77 module_init(msm_init_smc91x);
79 static int hsusb_phy_init_seq[] = {
80 0x08, 0x31, /* Increase HS Driver Amplitude */
81 0x20, 0x32, /* Enable and set Pre-Emphasis Depth to 10% */
85 static struct msm_otg_platform_data msm_otg_pdata = {
86 .phy_init_seq = hsusb_phy_init_seq,
87 .mode = USB_PERIPHERAL,
88 .otg_control = OTG_PHY_CONTROL,
91 static struct platform_device *devices[] __initdata = {
93 &msm_device_gpio_8x50,
98 &msm_device_hsusb_host,
101 static struct msm_mmc_gpio sdc1_gpio_cfg[] = {
110 static struct vreg *vreg_mmc;
111 static unsigned long vreg_sts;
113 static uint32_t msm_sdcc_setup_power(struct device *dv, unsigned int vdd)
116 struct platform_device *pdev;
118 pdev = container_of(dv, struct platform_device, dev);
124 clear_bit(pdev->id, &vreg_sts);
127 rc = vreg_disable(vreg_mmc);
129 pr_err("vreg_mmc disable failed for slot "
130 "%d: %d\n", pdev->id, rc);
136 rc = vreg_set_level(vreg_mmc, 2900);
138 pr_err("vreg_mmc set level failed for slot %d: %d\n",
140 rc = vreg_enable(vreg_mmc);
142 pr_err("vreg_mmc enable failed for slot %d: %d\n",
145 set_bit(pdev->id, &vreg_sts);
149 static struct msm_mmc_gpio_data sdc1_gpio = {
150 .gpio = sdc1_gpio_cfg,
151 .size = ARRAY_SIZE(sdc1_gpio_cfg),
154 static struct msm_mmc_platform_data qsd8x50_sdc1_data = {
155 .ocr_mask = MMC_VDD_27_28 | MMC_VDD_28_29,
156 .translate_vdd = msm_sdcc_setup_power,
157 .gpio_data = &sdc1_gpio,
160 static void __init qsd8x50_init_mmc(void)
162 vreg_mmc = vreg_get(NULL, "gp5");
164 if (IS_ERR(vreg_mmc)) {
165 pr_err("vreg get for vreg_mmc failed (%ld)\n",
170 msm_add_sdcc(1, &qsd8x50_sdc1_data, 0, 0);
173 static void __init qsd8x50_map_io(void)
175 msm_map_qsd8x50_io();
178 static void __init qsd8x50_init_irq(void)
184 static void __init qsd8x50_init(void)
186 msm_device_otg.dev.platform_data = &msm_otg_pdata;
187 msm_device_hsusb.dev.parent = &msm_device_otg.dev;
188 msm_device_hsusb_host.dev.parent = &msm_device_otg.dev;
189 platform_add_devices(devices, ARRAY_SIZE(devices));
193 static void __init qsd8x50_init_late(void)
198 MACHINE_START(QSD8X50_SURF, "QCT QSD8X50 SURF")
199 .atag_offset = 0x100,
200 .map_io = qsd8x50_map_io,
201 .init_irq = qsd8x50_init_irq,
202 .init_machine = qsd8x50_init,
203 .init_late = qsd8x50_init_late,
204 .init_time = qsd8x50_timer_init,
207 MACHINE_START(QSD8X50A_ST1_5, "QCT QSD8X50A ST1.5")
208 .atag_offset = 0x100,
209 .map_io = qsd8x50_map_io,
210 .init_irq = qsd8x50_init_irq,
211 .init_machine = qsd8x50_init,
212 .init_late = qsd8x50_init_late,
213 .init_time = qsd8x50_timer_init,