diff mbox series

[1/8] clk: ti: dra7: Drop idlest polling from IVA clkctrl clocks

Message ID 20201119131259.63829-2-tony@atomide.com (mailing list archive)
State New, archived
Headers show
Series Configure genpd domains for dra7 and omap5 | expand

Commit Message

Tony Lindgren Nov. 19, 2020, 1:12 p.m. UTC 
Similar to what we've done for IPU and DSP let's ignore the status bit
for the IVA clkctrl register.

The clkctrl status won't change unless the related rstctrl is deasserted,
and the rstctrl status won't change unless the clkctrl is enabled.

Cc: linux-clk@vger.kernel.org
Cc: Michael Turquette <mturquette@baylibre.com>
Cc: Stephen Boyd <sboyd@kernel.org>
Cc: Suman Anna <s-anna@ti.com>
Cc: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
---
 drivers/clk/ti/clk-7xx.c         | 7 +++++++
 include/dt-bindings/clock/dra7.h | 4 ++++
 2 files changed, 11 insertions(+)

Comments

Stephen Boyd Dec. 9, 2020, 2:19 a.m. UTC | #1 
Quoting Tony Lindgren (2020-11-19 05:12:52)
> Similar to what we've done for IPU and DSP let's ignore the status bit
> for the IVA clkctrl register.
> 
> The clkctrl status won't change unless the related rstctrl is deasserted,
> and the rstctrl status won't change unless the clkctrl is enabled.
> 
> Cc: linux-clk@vger.kernel.org
> Cc: Michael Turquette <mturquette@baylibre.com>
> Cc: Stephen Boyd <sboyd@kernel.org>
> Cc: Suman Anna <s-anna@ti.com>
> Cc: Tero Kristo <t-kristo@ti.com>
> Signed-off-by: Tony Lindgren <tony@atomide.com>
> ---

Acked-by: Stephen Boyd <sboyd@kernel.org>
diff mbox series

Patch

diff --git a/drivers/clk/ti/clk-7xx.c b/drivers/clk/ti/clk-7xx.c
--- a/drivers/clk/ti/clk-7xx.c
+++ b/drivers/clk/ti/clk-7xx.c
@@ -252,6 +252,12 @@  static const struct omap_clkctrl_reg_data dra7_l3instr_clkctrl_regs[] __initcons
 	{ 0 },
 };
 
+static const struct omap_clkctrl_reg_data dra7_iva_clkctrl_regs[] __initconst = {
+	{ DRA7_IVA_CLKCTRL, NULL, CLKF_HW_SUP | CLKF_NO_IDLEST, "dpll_iva_h12x2_ck" },
+	{ DRA7_SL2IF_CLKCTRL, NULL, CLKF_HW_SUP, "dpll_iva_h12x2_ck" },
+	{ 0 },
+};
+
 static const char * const dra7_dss_dss_clk_parents[] __initconst = {
 	"dpll_per_h12x2_ck",
 	NULL,
@@ -827,6 +833,7 @@  const struct omap_clkctrl_data dra7_clkctrl_data[] __initconst = {
 	{ 0x4a008c00, dra7_atl_clkctrl_regs },
 	{ 0x4a008d20, dra7_l4cfg_clkctrl_regs },
 	{ 0x4a008e20, dra7_l3instr_clkctrl_regs },
+	{ 0x4a008f20, dra7_iva_clkctrl_regs },
 	{ 0x4a009020, dra7_cam_clkctrl_regs },
 	{ 0x4a009120, dra7_dss_clkctrl_regs },
 	{ 0x4a009220, dra7_gpu_clkctrl_regs },
diff --git a/include/dt-bindings/clock/dra7.h b/include/dt-bindings/clock/dra7.h
--- a/include/dt-bindings/clock/dra7.h
+++ b/include/dt-bindings/clock/dra7.h
@@ -84,6 +84,10 @@ 
 #define DRA7_L3_MAIN_2_CLKCTRL	DRA7_CLKCTRL_INDEX(0x20)
 #define DRA7_L3_INSTR_CLKCTRL	DRA7_CLKCTRL_INDEX(0x28)
 
+/* iva clocks */
+#define DRA7_IVA_CLKCTRL	DRA7_CLKCTRL_INDEX(0x20)
+#define DRA7_SL2IF_CLKCTRL	DRA7_CLKCTRL_INDEX(0x28)
+
 /* dss clocks */
 #define DRA7_DSS_CORE_CLKCTRL	DRA7_CLKCTRL_INDEX(0x20)
 #define DRA7_BB2D_CLKCTRL	DRA7_CLKCTRL_INDEX(0x30)