diff mbox series

[i2c-next,v2,4/6] i2c: mlxbf: Update reference clock frequency

Message ID d7d989d8518171d4c7073904dafb23ece3af8cec.1604432921.git.kblaiech@nvidia.com
State Accepted
Commit 67ee9fda6ed4958f4caf8f1a3a5102a2c27ddf7b
Headers show
Series i2c: Incremental fixes for Mellanox BlueField I2C | expand

Commit Message

Khalil Blaiech Nov. 3, 2020, 7:54 p.m. UTC 
The reference clock frequency remains the same across Bluefield
products. Thus, update the frequency and rename the macro.

Fixes: b5b5b32081cd206b ("i2c: mlxbf: I2C SMBus driver for Mellanox BlueField SoC")
Reviewed-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Khalil Blaiech <kblaiech@nvidia.com>
---
 drivers/i2c/busses/i2c-mlxbf.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

Comments

Wolfram Sang Nov. 6, 2020, 2:53 p.m. UTC | #1 
On Tue, Nov 03, 2020 at 02:54:41PM -0500, Khalil Blaiech wrote:
> The reference clock frequency remains the same across Bluefield

> products. Thus, update the frequency and rename the macro.

> 

> Fixes: b5b5b32081cd206b ("i2c: mlxbf: I2C SMBus driver for Mellanox BlueField SoC")

> Reviewed-by: Leon Romanovsky <leonro@nvidia.com>

> Signed-off-by: Khalil Blaiech <kblaiech@nvidia.com>


Applied to for-current, thanks!
diff mbox series

Patch

diff --git a/drivers/i2c/busses/i2c-mlxbf.c b/drivers/i2c/busses/i2c-mlxbf.c
index fca8a3b..afc996d 100644
--- a/drivers/i2c/busses/i2c-mlxbf.c
+++ b/drivers/i2c/busses/i2c-mlxbf.c
@@ -62,10 +62,8 @@ 
  * Master. Default value is set to 400MHz.
  */
 #define MLXBF_I2C_TYU_PLL_OUT_FREQ  (400 * 1000 * 1000)
-/* Reference clock for Bluefield 1 - 156 MHz. */
-#define MLXBF_I2C_TYU_PLL_IN_FREQ   (156 * 1000 * 1000)
-/* Reference clock for BlueField 2 - 200 MHz. */
-#define MLXBF_I2C_YU_PLL_IN_FREQ    (200 * 1000 * 1000)
+/* Reference clock for Bluefield - 156 MHz. */
+#define MLXBF_I2C_PLL_IN_FREQ       (156 * 1000 * 1000)
 
 /* Constant used to determine the PLL frequency. */
 #define MLNXBF_I2C_COREPLL_CONST    16384
@@ -1422,7 +1420,7 @@  static u64 mlxbf_calculate_freq_from_tyu(struct mlxbf_i2c_resource *corepll_res)
 	u32 corepll_val;
 	u16 core_f;
 
-	pad_frequency = MLXBF_I2C_TYU_PLL_IN_FREQ;
+	pad_frequency = MLXBF_I2C_PLL_IN_FREQ;
 
 	corepll_val = readl(corepll_res->io + MLXBF_I2C_CORE_PLL_REG1);
 
@@ -1457,7 +1455,7 @@  static u64 mlxbf_calculate_freq_from_yu(struct mlxbf_i2c_resource *corepll_res)
 	u8 core_od, core_r;
 	u32 core_f;
 
-	pad_frequency = MLXBF_I2C_YU_PLL_IN_FREQ;
+	pad_frequency = MLXBF_I2C_PLL_IN_FREQ;
 
 	corepll_reg1_val = readl(corepll_res->io + MLXBF_I2C_CORE_PLL_REG1);
 	corepll_reg2_val = readl(corepll_res->io + MLXBF_I2C_CORE_PLL_REG2);