0015-ayufan-drm-rockchip-add-support-for-modeline-32MHz-e.patch

From bdd540aa2a4eb304afb6e9d6e469b856c7b441c7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kamil=20Trzci=C5=84ski?= <ayufan@ayufan.eu>
Date: Fri, 10 Apr 2020 00:24:03 +0200
Subject: [PATCH 2/2] ayufan: drm: rockchip: add support for modeline 32MHz
 (ex. `1024x600@43`)

---
 drivers/clk/rockchip/clk-rk3399.c           | 1 +
 drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/drivers/clk/rockchip/clk-rk3399.c b/drivers/clk/rockchip/clk-rk3399.c
index 7df2f1e00347..5dcf9b5778a3 100644
--- a/drivers/clk/rockchip/clk-rk3399.c
+++ b/drivers/clk/rockchip/clk-rk3399.c
@@ -101,6 +101,7 @@ static struct rockchip_pll_rate_table rk3399_pll_rates[] = {
 	RK3036_PLL_RATE(  74250000, 2, 99, 4, 4, 1, 0),
 	RK3036_PLL_RATE(  65000000, 1, 65, 6, 4, 1, 0),
 	RK3036_PLL_RATE(  54000000, 1, 54, 6, 4, 1, 0),
+	RK3036_PLL_RATE(  32000000, 3, 112, 7, 4, 0, 0),
 	RK3036_PLL_RATE(  27000000, 1, 27, 6, 4, 1, 0),
 	{ /* sentinel */ },
 };
diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
index 23de359a1dec..9ad35ed3018e 100644
--- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
@@ -84,6 +84,12 @@ static const struct dw_hdmi_mpll_config rockchip_mpll_cfg[] = {
 			{ 0x2153, 0x0000},
 			{ 0x40f3, 0x0000}
 		},
+	}, {
+		32000000, {
+			{ 0x0072, 0x0001},
+			{ 0x2153, 0x0000},
+			{ 0x40f3, 0x0000}
+		},
 	}, {
 		36000000, {
 			{ 0x00b3, 0x0000},
-- 
2.25.1