1.add register device:"rk3026-lvds".
2.modify driver name:"rk3028a"->"rk3026".
.resource = resource_arm_pmu,
};
+
+#ifdef CONFIG_RK3026_LVDS
+static struct resource resource_lvds[] = {
+ {
+ .start = RK2928_GRF_PHYS + GRF_LVDS_CON0,
+ .end = RK2928_GRF_PHYS + GRF_DMAC_CON0,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+struct platform_device device_lvds = {
+ .name = "rk3026-lvds",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(resource_lvds),
+ .resource = resource_lvds,
+};
+#endif
+
static int __init rk2928_init_devices(void)
{
rk2928_init_dma();
platform_device_register(&device_hdmi);
#endif
platform_device_register(&device_arm_pmu);
+
+#ifdef CONFIG_RK3026_LVDS
+ platform_device_register(&device_lvds);
+#endif
+
return 0;
}
arch_initcall(rk2928_init_devices);
bool "RK2928/RK2926 lvds transmitter support"
depends on ARCH_RK2928 && RK_TRSM
-config RK3028a_LVDS
- bool "KK3028a lvds transmitter support"
- depends on RK_TRSM
-
+config RK3026_LVDS
+ depends on ARCH_RK3026 && RK_TRSM
+ bool "RK3026/RK3028A lvds transmitter support"
+ default y
config RK610_LVDS
bool "RK610(Jetta) lvds transmitter support"
# Makefile for display transmitter like lvds edp mipi
#
obj-$(CONFIG_RK2928_LVDS) += rk2928_lvds.o
-obj-$(CONFIG_RK3028a_LVDS) += rk3028a_lvds.o
+obj-$(CONFIG_RK3026_LVDS) += rk3026_lvds.o
obj-$(CONFIG_RK610_LVDS) += rk610_lcd.o
obj-$(CONFIG_RK616_LVDS) += rk616_lvds.o
obj-$(CONFIG_DP_ANX6345) += dp_anx6345.o
--- /dev/null
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <linux/io.h>
+#include <linux/types.h>
+#include <linux/i2c.h>
+#include <linux/rk_fb.h>
+#include <linux/clk.h>
+#include <linux/delay.h>
+
+#include <mach/board.h>
+#include <mach/hardware.h>
+#include <mach/io.h>
+#include <mach/gpio.h>
+#include <mach/iomux.h>
+
+#include "rk3026_lvds.h"
+
+#define lvds_readl(offset) readl_relaxed(RK30_GRF_BASE + offset)
+#define lvds_writel(v,offset) do{ writel_relaxed(v, RK30_GRF_BASE + offset);dsb();} while (0)
+
+static void rk3026_output_lvds(rk_screen *screen)
+{
+ u32 val =0;
+
+ /*
+ Choise LVDS transmitter source from LCDC or EBC
+ */
+#if defined(CONFIG_LCDC0_RK3188)
+ val |= LVDS_DATA_SEL;
+#else
+ val &= ~(LVDS_DATA_SEL);
+#endif
+ /*
+ When LVDS output format is 8bit mode format-1/8bit mode format-2, configure
+ grf_lvds_con0 in 24-bit color mode.
+ When LVDS output format is 8bit mode format-3/6bit mode, configure
+ grf_lvds_con0 in 18-bit color mode.
+ */
+ if(screen->lvds_format == 0 || screen->lvds_format == 1)
+ val |= LVDS_CBS_COL_SEL(2);
+ else
+ val |= LVDS_CBS_COL_SEL(1);
+
+
+ val &= ~(LVDS_CBG_PWR_EN | LVDS_OUTPUT_EN | LVDS_SWING_SEL);
+ val |= (LVDS_OUTPUT_FORMAT(screen->lvds_format) | LVDS_PLL_PWR_EN | LVDS_SWING_SEL);
+
+ val |= (LVDS_DATA_SEL | LVDS_OUTPUT_FORMAT(3) | LVDS_CBG_PWR_EN | LVDS_PLL_PWR_EN |
+ LVDS_OUTPUT_EN | LVDS_CBS_COL_SEL(3) | LVDS_SWING_SEL) << 16;
+
+ lvds_writel(val,CRU_LVDS_CON0);
+
+ return;
+}
+
+static void rk3026_output_lvttl(rk_screen *screen)
+{
+ u32 val =0;
+
+ /*
+ Choise LVDS transmitter source from LCDC or EBC
+ */
+#if defined(CONFIG_LCDC0_RK3188)
+ val |= LVDS_DATA_SEL;
+#else
+ val &= ~(LVDS_DATA_SEL);
+#endif
+ /*
+ When LVDS output format is 8bit mode format-1/8bit mode format-2, configure
+ grf_lvds_con0 in 24-bit color mode.
+ When LVDS output format is 8bit mode format-3/6bit mode, configure
+ grf_lvds_con0 in 18-bit color mode.
+ */
+ if(screen->lvds_format == 0 || screen->lvds_format == 1)
+ val |= LVDS_CBS_COL_SEL(2);
+ else
+ val |= LVDS_CBS_COL_SEL(1);
+
+ val &= ~(LVDS_DATA_SEL | LVDS_CBG_PWR_EN | LVDS_SWING_SEL);
+ val |= (LVDS_OUTPUT_FORMAT(screen->lvds_format) | LVDS_PLL_PWR_EN | LVDS_OUTPUT_EN | LVDS_CBS_COL_SEL(3));
+
+ val |= ((LVDS_DATA_SEL | LVDS_CBG_PWR_EN | LVDS_SWING_SEL | LVDS_OUTPUT_FORMAT(screen->lvds_format) |
+ LVDS_PLL_PWR_EN | LVDS_OUTPUT_EN | LVDS_CBS_COL_SEL(3)) << 16);
+
+ lvds_writel(val,CRU_LVDS_CON0);
+
+ return;
+}
+
+static void rk3026_output_disable(void)
+{
+ u32 val =0;
+
+ val |= ((LVDS_CBG_PWR_EN | LVDS_PLL_PWR_EN | LVDS_CBS_COL_SEL(3)) << 16);
+ val &= ~(LVDS_CBG_PWR_EN);
+ val |= (LVDS_PLL_PWR_EN | LVDS_CBS_COL_SEL(3));
+
+ lvds_writel(val,CRU_LVDS_CON0);
+}
+
+
+static int rk3026_lvds_set_param(rk_screen *screen,bool enable)
+{
+ if(OUT_ENABLE == enable){
+ switch(screen->type){
+ case SCREEN_LVDS:
+ rk3026_output_lvds(screen);
+ break;
+ case SCREEN_RGB:
+ rk3026_output_lvttl(screen);
+ break;
+ default:
+ printk("%s>>>>LVDS not support this screen type %d,power down LVDS\n",__func__,screen->type);
+ rk3026_output_disable();
+ break;
+ }
+ }else{
+ rk3026_output_disable();
+ }
+ return 0;
+}
+
+
+static int rk3026_lvds_probe(struct platform_device *pdev)
+{
+ rk_screen *screen = NULL;
+
+ screen = rk_fb_get_prmry_screen();
+ if(!screen)
+ {
+ dev_err(&pdev->dev,"the fb prmry screen is null!\n");
+ return -ENODEV;
+ }
+
+ rk3026_lvds_set_param(screen,OUT_ENABLE);
+
+ return 0;
+
+}
+
+static int rk3026_lvds_remove(struct platform_device *pdev)
+{
+ return 0;
+}
+
+static void rk3026_lvds_shutdown(struct platform_device *pdev)
+{
+ return;
+}
+
+static struct platform_driver rk3026_lvds_driver = {
+ .driver = {
+ .name = "rk3026-lvds",
+ .owner = THIS_MODULE,
+ },
+ .probe = rk3026_lvds_probe,
+ .remove = rk3026_lvds_remove,
+ .shutdown = rk3026_lvds_shutdown,
+};
+
+static int __init rk3026_lvds_init(void)
+{
+ return platform_driver_register(&rk3026_lvds_driver);
+}
+fs_initcall(rk3026_lvds_init);
+static void __exit rk3026_lvds_exit(void)
+{
+ platform_driver_unregister(&rk3026_lvds_driver);
+}
+module_exit(rk3026_lvds_exit);
+
+
+
--- /dev/null
+#include<linux/rk_screen.h>
+
+
+#define CRU_LVDS_CON0 0x0150
+#define LVDS_SWING_SEL (1<<12)
+#define LVDS_CBS_COL_SEL(x) ((x&3)<<10)
+#define LVDS_OUTPUT_EN (1<<9)
+#define LVDS_PLL_PWR_EN (1<<8)
+#define LVDS_CBG_PWR_EN (1<<7)
+#define LVDS_CH_LOAD (1<<4)
+#define LVDS_INPUT_FORMAT (1<<3)
+#define LVDS_OUTPUT_FORMAT(x) (((x)&3)<<1)
+#define LVDS_DATA_SEL (1<<0)
+
+enum{
+ OUT_DISABLE=0,
+ OUT_ENABLE,
+};
+
+++ /dev/null
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/platform_device.h>
-#include <linux/slab.h>
-#include <linux/io.h>
-#include <linux/types.h>
-#include <linux/i2c.h>
-#include <linux/rk_fb.h>
-#include <linux/clk.h>
-#include <linux/delay.h>
-
-#include <mach/board.h>
-#include <mach/hardware.h>
-#include <mach/io.h>
-#include <mach/gpio.h>
-#include <mach/iomux.h>
-
-#include "rk3028a_lvds.h"
-
-#define lvds_readl(offset) readl_relaxed(RK30_GRF_BASE + offset)
-#define lvds_writel(v,offset) do{ writel_relaxed(v, RK30_GRF_BASE + offset);dsb();} while (0)
-
-static void rk3028a_output_lvds(rk_screen *screen)
-{
- u32 val =0;
-
- /*
- Choise LVDS transmitter source from LCDC or EBC
- */
-#if defined(CONFIG_LCDC0_RK3188)
- val |= LVDS_DATA_SEL;
-#else
- val &= ~(LVDS_DATA_SEL);
-#endif
- /*
- When LVDS output format is 8bit mode format-1/8bit mode format-2, configure
- grf_lvds_con0 in 24-bit color mode.
- When LVDS output format is 8bit mode format-3/6bit mode, configure
- grf_lvds_con0 in 18-bit color mode.
- */
- if(screen->lvds_format == 0 || screen->lvds_format == 1)
- val |= LVDS_CBS_COL_SEL(2);
- else
- val |= LVDS_CBS_COL_SEL(1);
-
-
- val &= ~(LVDS_CBG_PWR_EN | LVDS_OUTPUT_EN | LVDS_SWING_SEL);
- val |= (LVDS_OUTPUT_FORMAT(screen->lvds_format) | LVDS_PLL_PWR_EN | LVDS_SWING_SEL);
-
- val |= (LVDS_DATA_SEL | LVDS_OUTPUT_FORMAT(3) | LVDS_CBG_PWR_EN | LVDS_PLL_PWR_EN |
- LVDS_OUTPUT_EN | LVDS_CBS_COL_SEL(3) | LVDS_SWING_SEL) << 16;
-
- lvds_writel(val,CRU_LVDS_CON0);
-
- return;
-}
-
-static void rk3028a_output_lvttl(rk_screen *screen)
-{
- u32 val =0;
-
- /*
- Choise LVDS transmitter source from LCDC or EBC
- */
-#if defined(CONFIG_LCDC0_RK3188)
- val |= LVDS_DATA_SEL;
-#else
- val &= ~(LVDS_DATA_SEL);
-#endif
- /*
- When LVDS output format is 8bit mode format-1/8bit mode format-2, configure
- grf_lvds_con0 in 24-bit color mode.
- When LVDS output format is 8bit mode format-3/6bit mode, configure
- grf_lvds_con0 in 18-bit color mode.
- */
- if(screen->lvds_format == 0 || screen->lvds_format == 1)
- val |= LVDS_CBS_COL_SEL(2);
- else
- val |= LVDS_CBS_COL_SEL(1);
-
- val &= ~(LVDS_DATA_SEL | LVDS_CBG_PWR_EN | LVDS_SWING_SEL);
- val |= (LVDS_OUTPUT_FORMAT(screen->lvds_format) | LVDS_PLL_PWR_EN | LVDS_OUTPUT_EN | LVDS_CBS_COL_SEL(3));
-
- val |= ((LVDS_DATA_SEL | LVDS_CBG_PWR_EN | LVDS_SWING_SEL | LVDS_OUTPUT_FORMAT(screen->lvds_format) |
- LVDS_PLL_PWR_EN | LVDS_OUTPUT_EN | LVDS_CBS_COL_SEL(3)) << 16);
-
- lvds_writel(val,CRU_LVDS_CON0);
-
- return;
-}
-
-static void rk3028a_output_disable(void)
-{
- u32 val =0;
-
- val |= ((LVDS_CBG_PWR_EN | LVDS_PLL_PWR_EN | LVDS_CBS_COL_SEL(3)) << 16);
- val &= ~(LVDS_CBG_PWR_EN);
- val |= (LVDS_PLL_PWR_EN | LVDS_CBS_COL_SEL(3));
-
- lvds_writel(val,CRU_LVDS_CON0);
-}
-
-
-static int rk3028a_lvds_set_param(rk_screen *screen,bool enable)
-{
- if(OUT_ENABLE == enable){
- switch(screen->type){
- case SCREEN_LVDS:
- rk3028a_output_lvds(screen);
- break;
- case SCREEN_RGB:
- rk3028a_output_lvttl(screen);
- break;
- default:
- printk("%s>>>>LVDS not support this screen type %d,power down LVDS\n",__func__,screen->type);
- rk3028a_output_disable();
- break;
- }
- }else{
- rk3028a_output_disable();
- }
- return 0;
-}
-
-
-static int rk3028a_lvds_probe(struct platform_device *pdev)
-{
- rk_screen *screen = NULL;
-
- screen = rk_fb_get_prmry_screen();
- if(!screen)
- {
- dev_err(&pdev->dev,"the fb prmry screen is null!\n");
- return -ENODEV;
- }
-
- rk3028a_lvds_set_param(screen,OUT_ENABLE);
-
- return 0;
-
-}
-
-static int rk3028a_lvds_remove(struct platform_device *pdev)
-{
- return 0;
-}
-
-static void rk3028a_lvds_shutdown(struct platform_device *pdev)
-{
- return;
-}
-
-static struct platform_driver rk3028a_lvds_driver = {
- .driver = {
- .name = "rk3028a-lvds",
- .owner = THIS_MODULE,
- },
- .probe = rk3028a_lvds_probe,
- .remove = rk3028a_lvds_remove,
- .shutdown = rk3028a_lvds_shutdown,
-};
-
-static int __init rk3028a_lvds_init(void)
-{
- return platform_driver_register(&rk3028a_lvds_driver);
-}
-fs_initcall(rk3028a_lvds_init);
-static void __exit rk3028a_lvds_exit(void)
-{
- platform_driver_unregister(&rk3028a_lvds_driver);
-}
-module_exit(rk3028a_lvds_exit);
-
-
-
+++ /dev/null
-#include<linux/rk_screen.h>
-
-
-#define CRU_LVDS_CON0 0x0150
-#define LVDS_SWING_SEL (1<<12)
-#define LVDS_CBS_COL_SEL(x) ((x&3)<<10)
-#define LVDS_OUTPUT_EN (1<<9)
-#define LVDS_PLL_PWR_EN (1<<8)
-#define LVDS_CBG_PWR_EN (1<<7)
-#define LVDS_CH_LOAD (1<<4)
-#define LVDS_INPUT_FORMAT (1<<3)
-#define LVDS_OUTPUT_FORMAT(x) (((x)&3)<<1)
-#define LVDS_DATA_SEL (1<<0)
-
-enum{
- OUT_DISABLE=0,
- OUT_ENABLE,
-};
-
projects / firefly-linux-kernel-4.4.55.git / commitdiff