From: kernel test robot <lkp@intel.com>
To: Luca Leonardo Scorcia <l.scorcia@gmail.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: Re: [RFC PATCH 1/1] phy: mediatek: phy-mtk-hdmi: Use regmap to manipulate hdmi registers
Date: Thu, 15 Oct 2026 02:50:40 +0800 [thread overview]
Message-ID: <202610150209.02LARABo-lkp@intel.com> (raw)
In-Reply-To: <20261011082042.348422-2-l.scorcia@gmail.com>
Hi Luca,
[This is a private test report for your RFC patch.]
kernel test robot noticed the following build errors:
[auto build test ERROR on linux-review/Luca-Leonardo-Scorcia/dt-bindings-mediatek-hdmi-phy-Add-compatible-for-mt8167/20261010-135401]
url: https://github.com/intel-lab-lkp/linux/commits/Luca-Leonardo-Scorcia/phy-mediatek-phy-mtk-hdmi-Use-regmap-to-manipulate-hdmi-registers/20261011-102031
base: https://github.com/intel-lab-lkp/linux Luca-Leonardo-Scorcia/dt-bindings-mediatek-hdmi-phy-Add-compatible-for-mt8167/20261010-135401
patch link: https://lore.kernel.org/r/20261011082042.348422-2-l.scorcia%40gmail.com
patch subject: [RFC PATCH 1/1] phy: mediatek: phy-mtk-hdmi: Use regmap to manipulate hdmi registers
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20261015/202610150209.02LARABo-lkp@intel.com/config)
compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 6719b9e31d6a93099612c474eec76d9f41d0275a)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261015/202610150209.02LARABo-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610150209.02LARABo-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:113:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
113 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_IC_MASK, 0x1);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:114:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
114 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_IR_MASK, 0x1);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:115:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
115 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON2, RG_HDMITX_TX_POSDIV_MASK, pos_div);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:116:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
116 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_FBKSEL_MASK, 1);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:117:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
117 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_FBKDIV_MASK, 19);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:118:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
118 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON7, RG_HTPLL_DIVEN_MASK, 0x2);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:119:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
119 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_BP_MASK, 0xc);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:120:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
120 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_BC_MASK, 0x2);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:121:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
121 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_BR_MASK, 0x1);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:124:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
124 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON1, RG_HDMITX_PRED_IBIAS_MASK, 0x3);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:126:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
126 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON1, RG_HDMITX_DRV_IMP_MASK, 0x28);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:127:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
127 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON4, RG_HDMITX_RESERVE_MASK, 0x28);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:128:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
128 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON0, RG_HDMITX_DRV_IBIAS_MASK, 0xa);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
>> drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c:140:8: error: call to undeclared function 'FIELD_GET'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
140 | val = FIELD_GET(RG_HTPLL_PREDIV_MASK, tmp);
| ^
14 errors generated.
--
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8167.c:156:29: error: arithmetic on a pointer to an incomplete type 'struct regmap'
156 | tmp = readl(hdmi_phy->regs + HDMI_CON6);
| ~~~~~~~~~~~~~~ ^
include/linux/mfd/syscon.h:20:8: note: forward declaration of 'struct regmap'
20 | struct regmap *device_node_to_regmap(struct device_node *np);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8167.c:173:29: error: arithmetic on a pointer to an incomplete type 'struct regmap'
173 | tmp = readl(hdmi_phy->regs + HDMI_CON2);
| ~~~~~~~~~~~~~~ ^
include/linux/mfd/syscon.h:20:8: note: forward declaration of 'struct regmap'
20 | struct regmap *device_node_to_regmap(struct device_node *np);
| ^
2 errors generated.
--
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8173.c:163:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
163 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON0, RG_HDMITX_PLL_PREDIV, pre_div);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8173.c:13:40: note: expanded from macro 'mtk_phy_update_regmap_field'
13 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8173.c:167:7: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
167 | FIELD_PREP(RG_HDMITX_PLL_IC, 0x1) |
| ^
2 errors generated.
--
>> drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:43:3: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
43 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI20_CLK_CFG, REG_TXC_DIV, VAL_TXC_DIV4);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:65:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
65 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_2, RG_HDMITXPLL_IC, 0x1);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:66:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
66 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_2, RG_HDMITXPLL_BR, 0x2);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:67:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
67 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_2, RG_HDMITXPLL_IR, 0x2);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:72:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
72 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_0, RG_HDMITXPLL_HREN, 0x1);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:73:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
73 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_0, RG_HDMITXPLL_LVR_SEL, 0x1);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:99:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
99 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_CFG_10, RG_HDMITX21_BIAS_PE_BG_VREF_SEL, 0x2);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:101:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
101 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_CFG_9, RG_HDMITX21_SLDO_VREF_SEL, 0x2);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:104:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
104 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_CFG_6, RG_HDMITX21_INTR_CAL, 0x11);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:110:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
110 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_CFG_6, RG_HDMITX21_TX_POSDIV, txposdiv_value);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:136:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
136 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_4, RG_HDMITXPLL_POSDIV_DIV3_CTRL, div3_ctrl_value);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:137:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
137 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_4, RG_HDMITXPLL_POSDIV, posdiv_vallue);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:157:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
157 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_4, RG_HDMITXPLL_DIV_CTRL, div_ctrl_value);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:180:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
180 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_1, RG_HDMITXPLL_RESERVE_BIT3_2, reserve_3_2_value);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:183:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
183 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_1, RG_HDMITXPLL_RESERVE_BIT1_0, 0x2);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:188:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
188 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_4, RG_HDMITXPLL_PREDIV, prediv_value);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:193:2: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
193 | mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_1_PLL_CFG_1, RG_HDMITXPLL_RESERVE_BIT13, reserve13_value);
| ^
drivers/phy/mediatek/phy-mtk-hdmi-mt8195.c:25:40: note: expanded from macro 'mtk_phy_update_regmap_field'
25 | regmap_update_bits(regmap, reg, mask, FIELD_PREP(mask, val)); \
vim +/FIELD_PREP +113 drivers/phy/mediatek/phy-mtk-hdmi-mt2701.c
96
97 static int mtk_hdmi_pll_set_rate(struct clk_hw *hw, unsigned long rate,
98 unsigned long parent_rate)
99 {
100 struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw);
101 u32 pos_div;
102
103 if (rate <= 64000000)
104 pos_div = 3;
105 else if (rate <= 128000000)
106 pos_div = 2;
107 else
108 pos_div = 1;
109
110 regmap_set_bits(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_PREDIV_MASK);
111 regmap_set_bits(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_POSDIV_MASK);
112 regmap_set_bits(hdmi_phy->regs, HDMI_CON2, RG_HDMITX_EN_TX_POSDIV);
> 113 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_IC_MASK, 0x1);
114 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_IR_MASK, 0x1);
115 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON2, RG_HDMITX_TX_POSDIV_MASK, pos_div);
116 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_FBKSEL_MASK, 1);
117 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_FBKDIV_MASK, 19);
118 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON7, RG_HTPLL_DIVEN_MASK, 0x2);
119 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_BP_MASK, 0xc);
120 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_BC_MASK, 0x2);
121 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON6, RG_HTPLL_BR_MASK, 0x1);
122
123 regmap_clear_bits(hdmi_phy->regs, HDMI_CON1, RG_HDMITX_PRED_IMP);
124 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON1, RG_HDMITX_PRED_IBIAS_MASK, 0x3);
125 regmap_clear_bits(hdmi_phy->regs, HDMI_CON0, RG_HDMITX_EN_IMP_MASK);
126 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON1, RG_HDMITX_DRV_IMP_MASK, 0x28);
127 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON4, RG_HDMITX_RESERVE_MASK, 0x28);
128 mtk_phy_update_regmap_field(hdmi_phy->regs, HDMI_CON0, RG_HDMITX_DRV_IBIAS_MASK, 0xa);
129 return 0;
130 }
131
132 static unsigned long mtk_hdmi_pll_recalc_rate(struct clk_hw *hw,
133 unsigned long parent_rate)
134 {
135 struct mtk_hdmi_phy *hdmi_phy = to_mtk_hdmi_phy(hw);
136 unsigned long out_rate, val;
137 u32 tmp;
138
139 regmap_read(hdmi_phy->regs, HDMI_CON6, &tmp);
> 140 val = FIELD_GET(RG_HTPLL_PREDIV_MASK, tmp);
141 switch (val) {
142 case 0x00:
143 out_rate = parent_rate;
144 break;
145 case 0x01:
146 out_rate = parent_rate / 2;
147 break;
148 default:
149 out_rate = parent_rate / 4;
150 break;
151 }
152
153 val = FIELD_GET(RG_HTPLL_FBKDIV_MASK, tmp);
154 out_rate *= (val + 1) * 2;
155
156 regmap_read(hdmi_phy->regs, HDMI_CON2, &tmp);
157 val = FIELD_GET(RG_HDMITX_TX_POSDIV_MASK, tmp);
158 out_rate >>= val;
159
160 if (tmp & RG_HDMITX_EN_TX_POSDIV)
161 out_rate /= 5;
162
163 return out_rate;
164 }
165
--
0-DAY CI Kernel Test Service
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prev parent reply other threads:[~2026-10-14 18:51 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-11 8:20 [RFC PATCH 0/1] phy: mediatek: phy-mtk-hdmi: Use regmap to manipulate hdmi registers Luca Leonardo Scorcia
2026-10-11 8:20 ` Luca Leonardo Scorcia
2026-10-11 8:20 ` [RFC PATCH 1/1] " Luca Leonardo Scorcia
2026-10-11 8:20 ` Luca Leonardo Scorcia
2026-10-11 8:33 ` sashiko-bot
2026-10-11 8:33 ` sashiko-bot
2026-10-14 18:50 ` kernel test robot
2026-10-14 18:50 ` kernel test robot [this message]
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