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path: root/drivers/staging/msm/lcdc_toshiba_wvga_pt.c
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Diffstat (limited to 'drivers/staging/msm/lcdc_toshiba_wvga_pt.c')
-rw-r--r--drivers/staging/msm/lcdc_toshiba_wvga_pt.c374
1 files changed, 0 insertions, 374 deletions
diff --git a/drivers/staging/msm/lcdc_toshiba_wvga_pt.c b/drivers/staging/msm/lcdc_toshiba_wvga_pt.c
deleted file mode 100644
index edba78a3afcf..000000000000
--- a/drivers/staging/msm/lcdc_toshiba_wvga_pt.c
+++ /dev/null
@@ -1,374 +0,0 @@
-/* Copyright (c) 2009, Code Aurora Forum. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * 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 Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
- */
-
-#include <linux/delay.h>
-#include <linux/module.h>
-#include <mach/gpio.h>
-#include <mach/pmic.h>
-#include "msm_fb.h"
-
-#ifdef CONFIG_FB_MSM_TRY_MDDI_CATCH_LCDC_PRISM
-#include "mddihosti.h"
-#endif
-
-static int spi_cs;
-static int spi_sclk;
-static int spi_mosi;
-static int spi_miso;
-
-struct toshiba_state_type{
- boolean disp_initialized;
- boolean display_on;
- boolean disp_powered_up;
-};
-
-static struct toshiba_state_type toshiba_state = { 0 };
-static struct msm_panel_common_pdata *lcdc_toshiba_pdata;
-
-static void toshiba_spi_write_byte(char dc, uint8 data)
-{
- uint32 bit;
- int bnum;
-
- gpio_set_value(spi_sclk, 0); /* clk low */
- /* dc: 0 for command, 1 for parameter */
- gpio_set_value(spi_mosi, dc);
- udelay(1); /* at least 20 ns */
- gpio_set_value(spi_sclk, 1); /* clk high */
- udelay(1); /* at least 20 ns */
- bnum = 8; /* 8 data bits */
- bit = 0x80;
- while (bnum) {
- gpio_set_value(spi_sclk, 0); /* clk low */
- if (data & bit)
- gpio_set_value(spi_mosi, 1);
- else
- gpio_set_value(spi_mosi, 0);
- udelay(1);
- gpio_set_value(spi_sclk, 1); /* clk high */
- udelay(1);
- bit >>= 1;
- bnum--;
- }
-}
-
-static void toshiba_spi_write(char cmd, uint32 data, int num)
-{
- char *bp;
-
- gpio_set_value(spi_cs, 1); /* cs high */
-
- /* command byte first */
- toshiba_spi_write_byte(0, cmd);
-
- /* followed by parameter bytes */
- if (num) {
- bp = (char *)&data;
- bp += (num - 1);
- while (num) {
- toshiba_spi_write_byte(1, *bp);
- num--;
- bp--;
- }
- }
-
- gpio_set_value(spi_cs, 0); /* cs low */
- udelay(1);
-}
-
-void toshiba_spi_read_bytes(char cmd, uint32 *data, int num)
-{
- uint32 dbit, bits;
- int bnum;
-
- gpio_set_value(spi_cs, 1); /* cs high */
-
- /* command byte first */
- toshiba_spi_write_byte(0, cmd);
-
- if (num > 1) {
- /* extra dc bit */
- gpio_set_value(spi_sclk, 0); /* clk low */
- udelay(1);
- dbit = gpio_get_value(spi_miso);/* dc bit */
- udelay(1);
- gpio_set_value(spi_sclk, 1); /* clk high */
- }
-
- /* followed by data bytes */
- bnum = num * 8; /* number of bits */
- bits = 0;
- while (bnum) {
- bits <<= 1;
- gpio_set_value(spi_sclk, 0); /* clk low */
- udelay(1);
- dbit = gpio_get_value(spi_miso);
- udelay(1);
- gpio_set_value(spi_sclk, 1); /* clk high */
- bits |= dbit;
- bnum--;
- }
-
- *data = bits;
-
- udelay(1);
- gpio_set_value(spi_cs, 0); /* cs low */
- udelay(1);
-}
-
-static void spi_pin_assign(void)
-{
- /* Setting the Default GPIO's */
- spi_sclk = *(lcdc_toshiba_pdata->gpio_num);
- spi_cs = *(lcdc_toshiba_pdata->gpio_num + 1);
- spi_mosi = *(lcdc_toshiba_pdata->gpio_num + 2);
- spi_miso = *(lcdc_toshiba_pdata->gpio_num + 3);
-}
-
-static void toshiba_disp_powerup(void)
-{
- if (!toshiba_state.disp_powered_up && !toshiba_state.display_on) {
- /* Reset the hardware first */
- /* Include DAC power up implementation here */
- toshiba_state.disp_powered_up = TRUE;
- }
-}
-
-static void toshiba_disp_on(void)
-{
- uint32 data;
-
- gpio_set_value(spi_cs, 0); /* low */
- gpio_set_value(spi_sclk, 1); /* high */
- gpio_set_value(spi_mosi, 0);
- gpio_set_value(spi_miso, 0);
-
- if (toshiba_state.disp_powered_up && !toshiba_state.display_on) {
- toshiba_spi_write(0, 0, 0);
- mdelay(7);
- toshiba_spi_write(0, 0, 0);
- mdelay(7);
- toshiba_spi_write(0, 0, 0);
- mdelay(7);
- toshiba_spi_write(0xba, 0x11, 1);
- toshiba_spi_write(0x36, 0x00, 1);
- mdelay(1);
- toshiba_spi_write(0x3a, 0x60, 1);
- toshiba_spi_write(0xb1, 0x5d, 1);
- mdelay(1);
- toshiba_spi_write(0xb2, 0x33, 1);
- toshiba_spi_write(0xb3, 0x22, 1);
- mdelay(1);
- toshiba_spi_write(0xb4, 0x02, 1);
- toshiba_spi_write(0xb5, 0x1e, 1); /* vcs -- adjust brightness */
- mdelay(1);
- toshiba_spi_write(0xb6, 0x27, 1);
- toshiba_spi_write(0xb7, 0x03, 1);
- mdelay(1);
- toshiba_spi_write(0xb9, 0x24, 1);
- toshiba_spi_write(0xbd, 0xa1, 1);
- mdelay(1);
- toshiba_spi_write(0xbb, 0x00, 1);
- toshiba_spi_write(0xbf, 0x01, 1);
- mdelay(1);
- toshiba_spi_write(0xbe, 0x00, 1);
- toshiba_spi_write(0xc0, 0x11, 1);
- mdelay(1);
- toshiba_spi_write(0xc1, 0x11, 1);
- toshiba_spi_write(0xc2, 0x11, 1);
- mdelay(1);
- toshiba_spi_write(0xc3, 0x3232, 2);
- mdelay(1);
- toshiba_spi_write(0xc4, 0x3232, 2);
- mdelay(1);
- toshiba_spi_write(0xc5, 0x3232, 2);
- mdelay(1);
- toshiba_spi_write(0xc6, 0x3232, 2);
- mdelay(1);
- toshiba_spi_write(0xc7, 0x6445, 2);
- mdelay(1);
- toshiba_spi_write(0xc8, 0x44, 1);
- toshiba_spi_write(0xc9, 0x52, 1);
- mdelay(1);
- toshiba_spi_write(0xca, 0x00, 1);
- mdelay(1);
- toshiba_spi_write(0xec, 0x02a4, 2); /* 0x02a4 */
- mdelay(1);
- toshiba_spi_write(0xcf, 0x01, 1);
- mdelay(1);
- toshiba_spi_write(0xd0, 0xc003, 2); /* c003 */
- mdelay(1);
- toshiba_spi_write(0xd1, 0x01, 1);
- mdelay(1);
- toshiba_spi_write(0xd2, 0x0028, 2);
- mdelay(1);
- toshiba_spi_write(0xd3, 0x0028, 2);
- mdelay(1);
- toshiba_spi_write(0xd4, 0x26a4, 2);
- mdelay(1);
- toshiba_spi_write(0xd5, 0x20, 1);
- mdelay(1);
- toshiba_spi_write(0xef, 0x3200, 2);
- mdelay(32);
- toshiba_spi_write(0xbc, 0x80, 1); /* wvga pass through */
- toshiba_spi_write(0x3b, 0x00, 1);
- mdelay(1);
- toshiba_spi_write(0xb0, 0x16, 1);
- mdelay(1);
- toshiba_spi_write(0xb8, 0xfff5, 2);
- mdelay(1);
- toshiba_spi_write(0x11, 0, 0);
- mdelay(5);
- toshiba_spi_write(0x29, 0, 0);
- mdelay(5);
- toshiba_state.display_on = TRUE;
- }
-
- data = 0;
- toshiba_spi_read_bytes(0x04, &data, 3);
- printk(KERN_INFO "toshiba_disp_on: id=%x\n", data);
-
-}
-
-static int lcdc_toshiba_panel_on(struct platform_device *pdev)
-{
- if (!toshiba_state.disp_initialized) {
- /* Configure reset GPIO that drives DAC */
- if (lcdc_toshiba_pdata->panel_config_gpio)
- lcdc_toshiba_pdata->panel_config_gpio(1);
- toshiba_disp_powerup();
- toshiba_disp_on();
- toshiba_state.disp_initialized = TRUE;
- }
- return 0;
-}
-
-static int lcdc_toshiba_panel_off(struct platform_device *pdev)
-{
- if (toshiba_state.disp_powered_up && toshiba_state.display_on) {
- /* Main panel power off (Deep standby in) */
-
- toshiba_spi_write(0x28, 0, 0); /* display off */
- mdelay(1);
- toshiba_spi_write(0xb8, 0x8002, 2); /* output control */
- mdelay(1);
- toshiba_spi_write(0x10, 0x00, 1); /* sleep mode in */
- mdelay(85); /* wait 85 msec */
- toshiba_spi_write(0xb0, 0x00, 1); /* deep standby in */
- mdelay(1);
- if (lcdc_toshiba_pdata->panel_config_gpio)
- lcdc_toshiba_pdata->panel_config_gpio(0);
- toshiba_state.display_on = FALSE;
- toshiba_state.disp_initialized = FALSE;
- }
- return 0;
-}
-
-static void lcdc_toshiba_set_backlight(struct msm_fb_data_type *mfd)
-{
- int bl_level;
- int ret = -EPERM;
-
- bl_level = mfd->bl_level;
- ret = pmic_set_led_intensity(LED_LCD, bl_level);
-
- if (ret)
- printk(KERN_WARNING "%s: can't set lcd backlight!\n",
- __func__);
-}
-
-static int __init toshiba_probe(struct platform_device *pdev)
-{
- if (pdev->id == 0) {
- lcdc_toshiba_pdata = pdev->dev.platform_data;
- spi_pin_assign();
- return 0;
- }
- msm_fb_add_device(pdev);
- return 0;
-}
-
-static struct platform_driver this_driver = {
- .probe = toshiba_probe,
- .driver = {
- .name = "lcdc_toshiba_wvga",
- },
-};
-
-static struct msm_fb_panel_data toshiba_panel_data = {
- .on = lcdc_toshiba_panel_on,
- .off = lcdc_toshiba_panel_off,
- .set_backlight = lcdc_toshiba_set_backlight,
-};
-
-static struct platform_device this_device = {
- .name = "lcdc_toshiba_wvga",
- .id = 1,
- .dev = {
- .platform_data = &toshiba_panel_data,
- }
-};
-
-static int __init lcdc_toshiba_panel_init(void)
-{
- int ret;
- struct msm_panel_info *pinfo;
-#ifdef CONFIG_FB_MSM_TRY_MDDI_CATCH_LCDC_PRISM
- if (mddi_get_client_id() != 0)
- return 0;
-
- ret = msm_fb_detect_client("lcdc_toshiba_wvga_pt");
- if (ret)
- return 0;
-
-#endif
-
- ret = platform_driver_register(&this_driver);
- if (ret)
- return ret;
-
- pinfo = &toshiba_panel_data.panel_info;
- pinfo->xres = 480;
- pinfo->yres = 800;
- pinfo->type = LCDC_PANEL;
- pinfo->pdest = DISPLAY_1;
- pinfo->wait_cycle = 0;
- pinfo->bpp = 18;
- pinfo->fb_num = 2;
- /* 30Mhz mdp_lcdc_pclk and mdp_lcdc_pad_pcl */
- pinfo->clk_rate = 27648000;
- pinfo->bl_max = 15;
- pinfo->bl_min = 1;
-
- pinfo->lcdc.h_back_porch = 184; /* hsw = 8 + hbp=184 */
- pinfo->lcdc.h_front_porch = 4;
- pinfo->lcdc.h_pulse_width = 8;
- pinfo->lcdc.v_back_porch = 2; /* vsw=1 + vbp = 2 */
- pinfo->lcdc.v_front_porch = 3;
- pinfo->lcdc.v_pulse_width = 1;
- pinfo->lcdc.border_clr = 0; /* blk */
- pinfo->lcdc.underflow_clr = 0xff; /* blue */
- pinfo->lcdc.hsync_skew = 0;
-
- ret = platform_device_register(&this_device);
- if (ret)
- platform_driver_unregister(&this_driver);
-
- return ret;
-}
-
-device_initcall(lcdc_toshiba_panel_init);
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-27 12:51:18 +0000