Now that proper DM clock and reset driver exists for Display Engine 2
and 3, remove all clock and reset related code and use appropriate
framework instead.
Signed-off-by: Jernej Skrabec <jernej.skra...@siol.net>
---
arch/arm/mach-sunxi/Kconfig | 1 +
drivers/video/sunxi/sunxi_de2.c | 67 +++++++++++----------------------
2 files changed, 23 insertions(+), 45 deletions(-)
diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig
index 9149196b223e..34ef1f4b030f 100644
--- a/arch/arm/mach-sunxi/Kconfig
+++ b/arch/arm/mach-sunxi/Kconfig
@@ -970,6 +970,7 @@ config SUNXI_DE2
config VIDEO_DE2
bool "Display Engine 2 video driver"
depends on SUNXI_DE2
+ select CLK_SUN8I_DE2
select DM_VIDEO
select DISPLAY
select VIDEO_DW_HDMI
diff --git a/drivers/video/sunxi/sunxi_de2.c b/drivers/video/sunxi/sunxi_de2.c
index f6c8ca075aba..cee9b46b1259 100644
--- a/drivers/video/sunxi/sunxi_de2.c
+++ b/drivers/video/sunxi/sunxi_de2.c
@@ -6,6 +6,7 @@
*/
#include <common.h>
+#include <clk.h>
#include <display.h>
#include <dm.h>
#include <edid.h>
@@ -14,10 +15,10 @@
#include <fdt_support.h>
#include <log.h>
#include <part.h>
+#include <reset.h>
#include <video.h>
#include <asm/global_data.h>
#include <asm/io.h>
-#include <asm/arch/clock.h>
#include <asm/arch/display2.h>
#include <linux/bitops.h>
#include "simplefb_common.h"
@@ -36,40 +37,10 @@ struct sunxi_de2_data {
const char *disp_drv_name;
};
-static void sunxi_de2_composer_init(void)
-{
- struct sunxi_ccm_reg * const ccm =
- (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
-
-#ifdef CONFIG_MACH_SUN50I
- u32 reg_value;
-
- /* set SRAM for video use (A64 only) */
- reg_value = readl(SUNXI_SRAMC_BASE + 0x04);
- reg_value &= ~(0x01 << 24);
- writel(reg_value, SUNXI_SRAMC_BASE + 0x04);
-#endif
-
- clock_set_pll10(432000000);
-
- /* Set DE parent to pll10 */
- clrsetbits_le32(&ccm->de_clk_cfg, CCM_DE2_CTRL_PLL_MASK,
- CCM_DE2_CTRL_PLL10);
-
- /* Set ahb gating to pass */
- setbits_le32(&ccm->ahb_reset1_cfg, 1 << AHB_RESET_OFFSET_DE);
- setbits_le32(&ccm->ahb_gate1, 1 << AHB_GATE_OFFSET_DE);
-
- /* Clock on */
- setbits_le32(&ccm->de_clk_cfg, CCM_DE2_CTRL_GATE);
-}
-
-static void sunxi_de2_mode_set(ulong de_mux_base, int mux,
+static void sunxi_de2_mode_set(ulong de_mux_base,
const struct display_timing *mode,
int bpp, ulong address, bool is_composite)
{
- struct de_clk * const de_clk_regs =
- (struct de_clk *)(SUNXI_DE2_BASE);
struct de_glb * const de_glb_regs =
(struct de_glb *)(de_mux_base +
SUNXI_DE2_MUX_GLB_REGS);
@@ -87,17 +58,6 @@ static void sunxi_de2_mode_set(ulong de_mux_base, int mux,
int channel;
u32 format;
- /* enable clock */
-#ifdef CONFIG_MACH_SUN8I_H3
- setbits_le32(&de_clk_regs->rst_cfg, (mux == 0) ? 1 : 4);
-#else
- setbits_le32(&de_clk_regs->rst_cfg, BIT(mux));
-#endif
- setbits_le32(&de_clk_regs->gate_cfg, BIT(mux));
- setbits_le32(&de_clk_regs->bus_cfg, BIT(mux));
-
- clrbits_le32(&de_clk_regs->sel_cfg, 1);
-
writel(SUNXI_DE2_MUX_GLB_CTL_EN, &de_glb_regs->ctl);
writel(0, &de_glb_regs->status);
writel(1, &de_glb_regs->dbuff);
@@ -189,6 +149,8 @@ static int sunxi_de2_init(struct udevice *dev, ulong fbbase,
struct video_priv *uc_priv = dev_get_uclass_priv(dev);
struct display_timing timing;
struct display_plat *disp_uc_plat;
+ struct reset_ctl_bulk resets;
+ struct clk_bulk clocks;
int ret;
disp_uc_plat = dev_get_uclass_plat(disp);
@@ -206,8 +168,23 @@ static int sunxi_de2_init(struct udevice *dev, ulong
fbbase,
return ret;
}
- sunxi_de2_composer_init();
- sunxi_de2_mode_set((ulong)dev_read_addr(dev), mux, &timing,
+ ret = reset_get_bulk(dev, &resets);
+ if (ret)
+ return ret;
+
+ ret = clk_get_bulk(dev, &clocks);
+ if (ret)
+ return ret;
+
+ ret = clk_enable_bulk(&clocks);
+ if (ret)
+ return ret;
+
+ ret = reset_deassert_bulk(&resets);
+ if (ret)
+ return ret;
+
+ sunxi_de2_mode_set((ulong)dev_read_addr(dev), &timing,
1 << l2bpp, fbbase, is_composite);
ret = display_enable(disp, 1 << l2bpp, &timing);
--
2.30.1
