[PATCH v2 4/4] clk: rockchip: add new pll-type for rk3328
Elaine Zhang
zhangqing at rock-chips.com
Sun Dec 18 17:56:13 PST 2016
The rk3328's pll and clock are similar with rk3036's,
it different with pll_mode_mask,there are different
control registers bit,
so these should be independent and separate from
the series of rk3328s.
Signed-off-by: Elaine Zhang <zhangqing at rock-chips.com>
---
drivers/clk/rockchip/clk-pll.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/rockchip/clk-pll.c b/drivers/clk/rockchip/clk-pll.c
index 6ed605776abd..9650c75f61d1 100644
--- a/drivers/clk/rockchip/clk-pll.c
+++ b/drivers/clk/rockchip/clk-pll.c
@@ -29,6 +29,7 @@
#define PLL_MODE_SLOW 0x0
#define PLL_MODE_NORM 0x1
#define PLL_MODE_DEEP 0x2
+#define PLL_RK3328_MODE_MASK 0x1
struct rockchip_clk_pll {
struct clk_hw hw;
@@ -865,13 +866,17 @@ struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx,
pll_mux = &pll->pll_mux;
pll_mux->reg = ctx->reg_base + mode_offset;
pll_mux->shift = mode_shift;
- pll_mux->mask = PLL_MODE_MASK;
+ if (pll_type == pll_rk3328)
+ pll_mux->mask = PLL_RK3328_MODE_MASK;
+ else
+ pll_mux->mask = PLL_MODE_MASK;
pll_mux->flags = 0;
pll_mux->lock = &ctx->lock;
pll_mux->hw.init = &init;
if (pll_type == pll_rk3036 ||
pll_type == pll_rk3066 ||
+ pll_type == pll_rk3328 ||
pll_type == pll_rk3399)
pll_mux->flags |= CLK_MUX_HIWORD_MASK;
@@ -929,6 +934,12 @@ struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx,
else
init.ops = &rockchip_rk3066_pll_clk_ops;
break;
+ case pll_rk3328:
+ if (!pll->rate_table || IS_ERR(ctx->grf))
+ init.ops = &rockchip_rk3036_pll_clk_norate_ops;
+ else
+ init.ops = &rockchip_rk3036_pll_clk_ops;
+ break;
case pll_rk3399:
if (!pll->rate_table)
init.ops = &rockchip_rk3399_pll_clk_norate_ops;
--
1.9.1
More information about the linux-arm-kernel
mailing list