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[2/5] clk: meson-gxbb: Add GP0 PLL init parameters

Message ID 1489411604-18700-3-git-send-email-narmstrong@baylibre.com (mailing list archive)
State Superseded
Headers show

Commit Message

Neil Armstrong March 13, 2017, 1:26 p.m. UTC 
Tha Amlogic GXBB SoC GP0 PLL needs some vendor provided parameters to be
initializated in the the GP0 control registers before configuring the rate
with the rate table provided parameters.

GXBB GP0 PLL tweaks are also selected to respect the vendor init procedure.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
 drivers/clk/meson/gxbb.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)
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Patch

diff --git a/drivers/clk/meson/gxbb.c b/drivers/clk/meson/gxbb.c
index 1c1ec13..5e1a7dc4 100644
--- a/drivers/clk/meson/gxbb.c
+++ b/drivers/clk/meson/gxbb.c
@@ -352,6 +352,13 @@ 
 	},
 };
 
+struct pll_params_table gxbb_gp0_params_table[] = {
+	PLL_PARAM(HHI_GP0_PLL_CNTL, 0x6a000228),
+	PLL_PARAM(HHI_GP0_PLL_CNTL2, 0x69c80000),
+	PLL_PARAM(HHI_GP0_PLL_CNTL3, 0x0a5590c4),
+	PLL_PARAM(HHI_GP0_PLL_CNTL4, 0x0000500d),
+};
+
 static struct meson_clk_pll gxbb_gp0_pll = {
 	.m = {
 		.reg_off = HHI_GP0_PLL_CNTL,
@@ -368,6 +375,12 @@ 
 		.shift   = 16,
 		.width   = 2,
 	},
+	.params = {
+		.params_table = gxbb_gp0_params_table,
+		.params_count =	ARRAY_SIZE(gxbb_gp0_params_table),
+		.no_init_reset = true,
+		.unreset_for_lock = true,
+	},
 	.rate_table = gp0_pll_rate_table,
 	.rate_count = ARRAY_SIZE(gp0_pll_rate_table),
 	.lock = &clk_lock,