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authorMax Krummenacher <max.krummenacher@toradex.com>2023-03-27 15:03:47 +0200
committerMax Krummenacher <max.krummenacher@toradex.com>2023-03-29 08:38:23 +0000
commitf6fbde618e1d162862f0af013d00561e84acffb9 (patch)
treef8f5c3a382759514826264f3b6255cc7919ab354
parent29650b9ac34f2bfd26bd70e41c285b043bf6832e (diff)
Revert "clk: imx: pll14xx: Use register defines consistently"
This reverts commit 1d3d34c377dc78e18c483e7c748964a8750c6ec4. This series broke our 10" capacitive LVDS panel. Revert until fixed. Upstream-Status: Inappropriate [not upstream] Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
-rw-r--r--drivers/clk/imx/clk-pll14xx.c49
1 files changed, 24 insertions, 25 deletions
diff --git a/drivers/clk/imx/clk-pll14xx.c b/drivers/clk/imx/clk-pll14xx.c
index 46e349499e8a..1563a7bff422 100644
--- a/drivers/clk/imx/clk-pll14xx.c
+++ b/drivers/clk/imx/clk-pll14xx.c
@@ -15,8 +15,7 @@
#include "clk.h"
#define GNRL_CTL 0x0
-#define DIV_CTL0 0x4
-#define DIV_CTL1 0x8
+#define DIV_CTL 0x4
#define LOCK_STATUS BIT(31)
#define LOCK_SEL_MASK BIT(29)
#define CLKE_MASK BIT(11)
@@ -123,7 +122,7 @@ static unsigned long clk_pll1416x_recalc_rate(struct clk_hw *hw,
u32 mdiv, pdiv, sdiv, pll_div;
u64 fvco = parent_rate;
- pll_div = readl_relaxed(pll->base + DIV_CTL0);
+ pll_div = readl_relaxed(pll->base + 4);
mdiv = (pll_div & MDIV_MASK) >> MDIV_SHIFT;
pdiv = (pll_div & PDIV_MASK) >> PDIV_SHIFT;
sdiv = (pll_div & SDIV_MASK) >> SDIV_SHIFT;
@@ -145,8 +144,8 @@ static unsigned long clk_pll1443x_recalc_rate(struct clk_hw *hw,
long rate = 0;
int i;
- pll_div_ctl0 = readl_relaxed(pll->base + DIV_CTL0);
- pll_div_ctl1 = readl_relaxed(pll->base + DIV_CTL1);
+ pll_div_ctl0 = readl_relaxed(pll->base + 4);
+ pll_div_ctl1 = readl_relaxed(pll->base + 8);
mdiv = (pll_div_ctl0 & MDIV_MASK) >> MDIV_SHIFT;
pdiv = (pll_div_ctl0 & PDIV_MASK) >> PDIV_SHIFT;
sdiv = (pll_div_ctl0 & SDIV_MASK) >> SDIV_SHIFT;
@@ -188,7 +187,7 @@ static int clk_pll14xx_wait_lock(struct clk_pll14xx *pll)
{
u32 val;
- return readl_poll_timeout(pll->base + GNRL_CTL, val, val & LOCK_STATUS, 0,
+ return readl_poll_timeout(pll->base, val, val & LOCK_STATUS, 0,
LOCK_TIMEOUT_US);
}
@@ -207,32 +206,32 @@ static int clk_pll1416x_set_rate(struct clk_hw *hw, unsigned long drate,
return -EINVAL;
}
- tmp = readl_relaxed(pll->base + DIV_CTL0);
+ tmp = readl_relaxed(pll->base + 4);
if (!clk_pll14xx_mp_change(rate, tmp)) {
tmp &= ~(SDIV_MASK) << SDIV_SHIFT;
tmp |= rate->sdiv << SDIV_SHIFT;
- writel_relaxed(tmp, pll->base + DIV_CTL0);
+ writel_relaxed(tmp, pll->base + 4);
return 0;
}
/* Bypass clock and set lock to pll output lock */
- tmp = readl_relaxed(pll->base + GNRL_CTL);
+ tmp = readl_relaxed(pll->base);
tmp |= LOCK_SEL_MASK;
- writel_relaxed(tmp, pll->base + GNRL_CTL);
+ writel_relaxed(tmp, pll->base);
/* Enable RST */
tmp &= ~RST_MASK;
- writel_relaxed(tmp, pll->base + GNRL_CTL);
+ writel_relaxed(tmp, pll->base);
/* Enable BYPASS */
tmp |= BYPASS_MASK;
- writel(tmp, pll->base + GNRL_CTL);
+ writel(tmp, pll->base);
div_val = (rate->mdiv << MDIV_SHIFT) | (rate->pdiv << PDIV_SHIFT) |
(rate->sdiv << SDIV_SHIFT);
- writel_relaxed(div_val, pll->base + DIV_CTL0);
+ writel_relaxed(div_val, pll->base + 0x4);
/*
* According to SPEC, t3 - t2 need to be greater than
@@ -244,7 +243,7 @@ static int clk_pll1416x_set_rate(struct clk_hw *hw, unsigned long drate,
/* Disable RST */
tmp |= RST_MASK;
- writel_relaxed(tmp, pll->base + GNRL_CTL);
+ writel_relaxed(tmp, pll->base);
/* Wait Lock */
ret = clk_pll14xx_wait_lock(pll);
@@ -253,7 +252,7 @@ static int clk_pll1416x_set_rate(struct clk_hw *hw, unsigned long drate,
/* Bypass */
tmp &= ~BYPASS_MASK;
- writel_relaxed(tmp, pll->base + GNRL_CTL);
+ writel_relaxed(tmp, pll->base);
return 0;
}
@@ -273,32 +272,32 @@ static int clk_pll1443x_set_rate(struct clk_hw *hw, unsigned long drate,
return -EINVAL;
}
- tmp = readl_relaxed(pll->base + DIV_CTL0);
+ tmp = readl_relaxed(pll->base + 4);
if (!clk_pll14xx_mp_change(rate, tmp)) {
tmp &= ~(SDIV_MASK) << SDIV_SHIFT;
tmp |= rate->sdiv << SDIV_SHIFT;
- writel_relaxed(tmp, pll->base + DIV_CTL0);
+ writel_relaxed(tmp, pll->base + 4);
tmp = rate->kdiv << KDIV_SHIFT;
- writel_relaxed(tmp, pll->base + DIV_CTL1);
+ writel_relaxed(tmp, pll->base + 8);
return 0;
}
/* Enable RST */
- tmp = readl_relaxed(pll->base + GNRL_CTL);
+ tmp = readl_relaxed(pll->base);
tmp &= ~RST_MASK;
- writel_relaxed(tmp, pll->base + GNRL_CTL);
+ writel_relaxed(tmp, pll->base);
/* Enable BYPASS */
tmp |= BYPASS_MASK;
- writel_relaxed(tmp, pll->base + GNRL_CTL);
+ writel_relaxed(tmp, pll->base);
div_val = (rate->mdiv << MDIV_SHIFT) | (rate->pdiv << PDIV_SHIFT) |
(rate->sdiv << SDIV_SHIFT);
- writel_relaxed(div_val, pll->base + DIV_CTL0);
- writel_relaxed(rate->kdiv << KDIV_SHIFT, pll->base + DIV_CTL1);
+ writel_relaxed(div_val, pll->base + 0x4);
+ writel_relaxed(rate->kdiv << KDIV_SHIFT, pll->base + 0x8);
/*
* According to SPEC, t3 - t2 need to be greater than
@@ -310,7 +309,7 @@ static int clk_pll1443x_set_rate(struct clk_hw *hw, unsigned long drate,
/* Disable RST */
tmp |= RST_MASK;
- writel_relaxed(tmp, pll->base + GNRL_CTL);
+ writel_relaxed(tmp, pll->base);
/* Wait Lock*/
ret = clk_pll14xx_wait_lock(pll);
@@ -319,7 +318,7 @@ static int clk_pll1443x_set_rate(struct clk_hw *hw, unsigned long drate,
/* Bypass */
tmp &= ~BYPASS_MASK;
- writel_relaxed(tmp, pll->base + GNRL_CTL);
+ writel_relaxed(tmp, pll->base);
return 0;
}