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authorShawn Guo <shawn.guo@linaro.org>2017-03-21 11:38:21 +0300
committerMichael Turquette <mturquette@baylibre.com>2017-04-12 19:51:29 +0300
commit5790d801762c588c63b41fbdbdb8295cfd6036e6 (patch)
treea10c8e3f63c2d2b96f83cace96496b095ac1cae1
parentcf091ee994ec266e33c3a305d6fc8c5ccb1f8acd (diff)
downloadlinux-5790d801762c588c63b41fbdbdb8295cfd6036e6.tar.xz
clk: zte: set CLK_SET_RATE_PARENT for a few zx296718 clocks
To support VOU VGA display driver with different modes, we need to set flag for a few clocks, so that clk_set_rate() call in VOU driver can get VGA device desired pixel rate. While at it, the divider between pll_vga and clk_vga gets corrected, as it's 1:1 instead of 1:2. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Reviewed-by: Jun Nie <jun.nie@linaro.org> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Michael Turquette <mturquette@baylibre.com>
-rw-r--r--drivers/clk/zte/clk-zx296718.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/clk/zte/clk-zx296718.c b/drivers/clk/zte/clk-zx296718.c
index 2f7c668643fe..f2e1e8b3a8d5 100644
--- a/drivers/clk/zte/clk-zx296718.c
+++ b/drivers/clk/zte/clk-zx296718.c
@@ -409,7 +409,7 @@ static struct zx_clk_fixed_factor top_ffactor_clk[] = {
FFACTOR(0, "clk54m", "pll_mm1", 1, 24, 0),
/* vga */
FFACTOR(0, "pll_vga_1800m", "pll_vga", 1, 1, 0),
- FFACTOR(0, "clk_vga", "pll_vga", 1, 2, 0),
+ FFACTOR(0, "clk_vga", "pll_vga", 1, 1, CLK_SET_RATE_PARENT),
/* pll ddr */
FFACTOR(0, "clk466m", "pll_ddr", 1, 2, 0),
@@ -458,8 +458,8 @@ static struct zx_clk_mux top_mux_clk[] = {
MUX(0, "sappu_a_mux", sappu_aclk_p, TOP_CLK_MUX5, 4, 2),
MUX(0, "sappu_w_mux", sappu_wclk_p, TOP_CLK_MUX5, 8, 3),
MUX(0, "vou_a_mux", vou_aclk_p, TOP_CLK_MUX7, 0, 3),
- MUX(0, "vou_main_w_mux", vou_main_wclk_p, TOP_CLK_MUX7, 4, 3),
- MUX(0, "vou_aux_w_mux", vou_aux_wclk_p, TOP_CLK_MUX7, 8, 3),
+ MUX_F(0, "vou_main_w_mux", vou_main_wclk_p, TOP_CLK_MUX7, 4, 3, CLK_SET_RATE_PARENT, 0),
+ MUX_F(0, "vou_aux_w_mux", vou_aux_wclk_p, TOP_CLK_MUX7, 8, 3, CLK_SET_RATE_PARENT, 0),
MUX(0, "vou_ppu_w_mux", vou_ppu_wclk_p, TOP_CLK_MUX7, 12, 3),
MUX(0, "vga_i2c_mux", vga_i2c_wclk_p, TOP_CLK_MUX7, 16, 1),
MUX(0, "viu_m0_a_mux", viu_m0_aclk_p, TOP_CLK_MUX6, 0, 3),