linux-kernel - [PATCH v2 1/6] clk: actions: Fix UART clock dividers on Owl S500 SoC

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Date:   Thu, 27 May 2021 16:16:39 +0300
From:   Cristian Ciocaltea <cristian.ciocaltea@...il.com>
To:     Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        Andreas Färber <afaerber@...e.de>,
        Michael Turquette <mturquette@...libre.com>,
        Edgar Bernardi Righi <edgar.righi@...tec.org.br>
Cc:     linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-actions@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: [PATCH v2 1/6] clk: actions: Fix UART clock dividers on Owl S500 SoC

Use correct divider registers for the Actions Semi Owl S500 SoC's UART
clocks.

Fixes: ed6b4795ece4 ("clk: actions: Add clock driver for S500 SoC")
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...il.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
---
Changes in v2:
 - Added Reviewed-by from Mani

 drivers/clk/actions/owl-s500.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/clk/actions/owl-s500.c b/drivers/clk/actions/owl-s500.c
index 61bb224f6330..75b7186185b0 100644
--- a/drivers/clk/actions/owl-s500.c
+++ b/drivers/clk/actions/owl-s500.c
@@ -305,7 +305,7 @@ static OWL_COMP_FIXED_FACTOR(i2c3_clk, "i2c3_clk", "ethernet_pll_clk",
 static OWL_COMP_DIV(uart0_clk, "uart0_clk", uart_clk_mux_p,
 			OWL_MUX_HW(CMU_UART0CLK, 16, 1),
 			OWL_GATE_HW(CMU_DEVCLKEN1, 6, 0),
-			OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+			OWL_DIVIDER_HW(CMU_UART0CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
 			CLK_IGNORE_UNUSED);
 
 static OWL_COMP_DIV(uart1_clk, "uart1_clk", uart_clk_mux_p,
@@ -317,31 +317,31 @@ static OWL_COMP_DIV(uart1_clk, "uart1_clk", uart_clk_mux_p,
 static OWL_COMP_DIV(uart2_clk, "uart2_clk", uart_clk_mux_p,
 			OWL_MUX_HW(CMU_UART2CLK, 16, 1),
 			OWL_GATE_HW(CMU_DEVCLKEN1, 8, 0),
-			OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+			OWL_DIVIDER_HW(CMU_UART2CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
 			CLK_IGNORE_UNUSED);
 
 static OWL_COMP_DIV(uart3_clk, "uart3_clk", uart_clk_mux_p,
 			OWL_MUX_HW(CMU_UART3CLK, 16, 1),
 			OWL_GATE_HW(CMU_DEVCLKEN1, 19, 0),
-			OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+			OWL_DIVIDER_HW(CMU_UART3CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
 			CLK_IGNORE_UNUSED);
 
 static OWL_COMP_DIV(uart4_clk, "uart4_clk", uart_clk_mux_p,
 			OWL_MUX_HW(CMU_UART4CLK, 16, 1),
 			OWL_GATE_HW(CMU_DEVCLKEN1, 20, 0),
-			OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+			OWL_DIVIDER_HW(CMU_UART4CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
 			CLK_IGNORE_UNUSED);
 
 static OWL_COMP_DIV(uart5_clk, "uart5_clk", uart_clk_mux_p,
 			OWL_MUX_HW(CMU_UART5CLK, 16, 1),
 			OWL_GATE_HW(CMU_DEVCLKEN1, 21, 0),
-			OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+			OWL_DIVIDER_HW(CMU_UART5CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
 			CLK_IGNORE_UNUSED);
 
 static OWL_COMP_DIV(uart6_clk, "uart6_clk", uart_clk_mux_p,
 			OWL_MUX_HW(CMU_UART6CLK, 16, 1),
 			OWL_GATE_HW(CMU_DEVCLKEN1, 18, 0),
-			OWL_DIVIDER_HW(CMU_UART1CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
+			OWL_DIVIDER_HW(CMU_UART6CLK, 0, 8, CLK_DIVIDER_ROUND_CLOSEST, NULL),
 			CLK_IGNORE_UNUSED);
 
 static OWL_COMP_DIV(i2srx_clk, "i2srx_clk", i2s_clk_mux_p,
-- 
2.31.1