diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-12-15 14:52:16 -0300 |
commit | 8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch) | |
tree | e9891aa6c295060d065adffd610c4f49ecf884f3 /drivers/staging/sm750fb/ddk750_power.c | |
parent | a71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff) |
Linux-libre 4.3.2-gnu
Diffstat (limited to 'drivers/staging/sm750fb/ddk750_power.c')
-rw-r--r-- | drivers/staging/sm750fb/ddk750_power.c | 261 |
1 files changed, 128 insertions, 133 deletions
diff --git a/drivers/staging/sm750fb/ddk750_power.c b/drivers/staging/sm750fb/ddk750_power.c index 1e5f398ae..e580dab2b 100644 --- a/drivers/staging/sm750fb/ddk750_power.c +++ b/drivers/staging/sm750fb/ddk750_power.c @@ -5,21 +5,23 @@ void ddk750_setDPMS(DPMS_t state) { unsigned int value; - if(getChipType() == SM750LE){ + + if (getChipType() == SM750LE) { value = PEEK32(CRT_DISPLAY_CTRL); - POKE32(CRT_DISPLAY_CTRL, FIELD_VALUE(value, CRT_DISPLAY_CTRL, DPMS, state)); - }else{ + POKE32(CRT_DISPLAY_CTRL, FIELD_VALUE(value, CRT_DISPLAY_CTRL, + DPMS, state)); + } else { value = PEEK32(SYSTEM_CTRL); - value= FIELD_VALUE(value, SYSTEM_CTRL, DPMS, state); + value = FIELD_VALUE(value, SYSTEM_CTRL, DPMS, state); POKE32(SYSTEM_CTRL, value); } } unsigned int getPowerMode(void) { - if(getChipType() == SM750LE) + if (getChipType() == SM750LE) return 0; - return (FIELD_GET(PEEK32(POWER_MODE_CTRL), POWER_MODE_CTRL, MODE)); + return FIELD_GET(PEEK32(POWER_MODE_CTRL), POWER_MODE_CTRL, MODE); } @@ -29,76 +31,74 @@ unsigned int getPowerMode(void) */ void setPowerMode(unsigned int powerMode) { - unsigned int control_value = 0; + unsigned int control_value = 0; - control_value = PEEK32(POWER_MODE_CTRL); + control_value = PEEK32(POWER_MODE_CTRL); - if(getChipType() == SM750LE) + if (getChipType() == SM750LE) return; - switch (powerMode) - { - case POWER_MODE_CTRL_MODE_MODE0: - control_value = FIELD_SET(control_value, POWER_MODE_CTRL, MODE, MODE0); - break; + switch (powerMode) { + case POWER_MODE_CTRL_MODE_MODE0: + control_value = FIELD_SET(control_value, POWER_MODE_CTRL, MODE, + MODE0); + break; - case POWER_MODE_CTRL_MODE_MODE1: - control_value = FIELD_SET(control_value, POWER_MODE_CTRL, MODE, MODE1); - break; + case POWER_MODE_CTRL_MODE_MODE1: + control_value = FIELD_SET(control_value, POWER_MODE_CTRL, MODE, + MODE1); + break; - case POWER_MODE_CTRL_MODE_SLEEP: - control_value = FIELD_SET(control_value, POWER_MODE_CTRL, MODE, SLEEP); - break; + case POWER_MODE_CTRL_MODE_SLEEP: + control_value = FIELD_SET(control_value, POWER_MODE_CTRL, MODE, + SLEEP); + break; - default: - break; - } + default: + break; + } - /* Set up other fields in Power Control Register */ - if (powerMode == POWER_MODE_CTRL_MODE_SLEEP) - { - control_value = + /* Set up other fields in Power Control Register */ + if (powerMode == POWER_MODE_CTRL_MODE_SLEEP) { + control_value = #ifdef VALIDATION_CHIP - FIELD_SET( control_value, POWER_MODE_CTRL, 336CLK, OFF) | + FIELD_SET(control_value, POWER_MODE_CTRL, 336CLK, OFF) | #endif - FIELD_SET( control_value, POWER_MODE_CTRL, OSC_INPUT, OFF); - } - else - { - control_value = + FIELD_SET(control_value, POWER_MODE_CTRL, OSC_INPUT, OFF); + } else { + control_value = #ifdef VALIDATION_CHIP - FIELD_SET( control_value, POWER_MODE_CTRL, 336CLK, ON) | + FIELD_SET(control_value, POWER_MODE_CTRL, 336CLK, ON) | #endif - FIELD_SET( control_value, POWER_MODE_CTRL, OSC_INPUT, ON); - } + FIELD_SET(control_value, POWER_MODE_CTRL, OSC_INPUT, ON); + } - /* Program new power mode. */ - POKE32(POWER_MODE_CTRL, control_value); + /* Program new power mode. */ + POKE32(POWER_MODE_CTRL, control_value); } void setCurrentGate(unsigned int gate) { - unsigned int gate_reg; - unsigned int mode; - - /* Get current power mode. */ - mode = getPowerMode(); - - switch (mode) - { - case POWER_MODE_CTRL_MODE_MODE0: - gate_reg = MODE0_GATE; - break; - - case POWER_MODE_CTRL_MODE_MODE1: - gate_reg = MODE1_GATE; - break; - - default: - gate_reg = MODE0_GATE; - break; - } - POKE32(gate_reg, gate); + unsigned int gate_reg; + unsigned int mode; + + /* Get current power mode. */ + mode = getPowerMode(); + + switch (mode) { + case POWER_MODE_CTRL_MODE_MODE0: + gate_reg = MODE0_GATE; + break; + + case POWER_MODE_CTRL_MODE_MODE1: + gate_reg = MODE1_GATE; + break; + + default: + gate_reg = MODE0_GATE; + break; + } + POKE32(gate_reg, gate); } @@ -108,21 +108,18 @@ void setCurrentGate(unsigned int gate) */ void enable2DEngine(unsigned int enable) { - uint32_t gate; - - gate = PEEK32(CURRENT_GATE); - if (enable) - { - gate = FIELD_SET(gate, CURRENT_GATE, DE, ON); - gate = FIELD_SET(gate, CURRENT_GATE, CSC, ON); - } - else - { - gate = FIELD_SET(gate, CURRENT_GATE, DE, OFF); - gate = FIELD_SET(gate, CURRENT_GATE, CSC, OFF); - } - - setCurrentGate(gate); + uint32_t gate; + + gate = PEEK32(CURRENT_GATE); + if (enable) { + gate = FIELD_SET(gate, CURRENT_GATE, DE, ON); + gate = FIELD_SET(gate, CURRENT_GATE, CSC, ON); + } else { + gate = FIELD_SET(gate, CURRENT_GATE, DE, OFF); + gate = FIELD_SET(gate, CURRENT_GATE, CSC, OFF); + } + + setCurrentGate(gate); } @@ -131,58 +128,56 @@ void enable2DEngine(unsigned int enable) */ void enableZVPort(unsigned int enable) { - uint32_t gate; + uint32_t gate; - /* Enable ZV Port Gate */ - gate = PEEK32(CURRENT_GATE); - if (enable) - { - gate = FIELD_SET(gate, CURRENT_GATE, ZVPORT, ON); + /* Enable ZV Port Gate */ + gate = PEEK32(CURRENT_GATE); + if (enable) { + gate = FIELD_SET(gate, CURRENT_GATE, ZVPORT, ON); #if 1 - /* Using Software I2C */ - gate = FIELD_SET(gate, CURRENT_GATE, GPIO, ON); + /* Using Software I2C */ + gate = FIELD_SET(gate, CURRENT_GATE, GPIO, ON); #else - /* Using Hardware I2C */ - gate = FIELD_SET(gate, CURRENT_GATE, I2C, ON); + /* Using Hardware I2C */ + gate = FIELD_SET(gate, CURRENT_GATE, I2C, ON); #endif - } - else - { - /* Disable ZV Port Gate. There is no way to know whether the GPIO pins are being used - or not. Therefore, do not disable the GPIO gate. */ - gate = FIELD_SET(gate, CURRENT_GATE, ZVPORT, OFF); - } - - setCurrentGate(gate); + } else { + /* Disable ZV Port Gate. There is no way to know whether the + GPIO pins are being used or not. Therefore, do not disable the + GPIO gate. */ + gate = FIELD_SET(gate, CURRENT_GATE, ZVPORT, OFF); + } + + setCurrentGate(gate); } void enableSSP(unsigned int enable) { - uint32_t gate; + uint32_t gate; - /* Enable SSP Gate */ - gate = PEEK32(CURRENT_GATE); - if (enable) - gate = FIELD_SET(gate, CURRENT_GATE, SSP, ON); - else - gate = FIELD_SET(gate, CURRENT_GATE, SSP, OFF); + /* Enable SSP Gate */ + gate = PEEK32(CURRENT_GATE); + if (enable) + gate = FIELD_SET(gate, CURRENT_GATE, SSP, ON); + else + gate = FIELD_SET(gate, CURRENT_GATE, SSP, OFF); - setCurrentGate(gate); + setCurrentGate(gate); } void enableDMA(unsigned int enable) { - uint32_t gate; + uint32_t gate; - /* Enable DMA Gate */ - gate = PEEK32(CURRENT_GATE); - if (enable) - gate = FIELD_SET(gate, CURRENT_GATE, DMA, ON); - else - gate = FIELD_SET(gate, CURRENT_GATE, DMA, OFF); + /* Enable DMA Gate */ + gate = PEEK32(CURRENT_GATE); + if (enable) + gate = FIELD_SET(gate, CURRENT_GATE, DMA, ON); + else + gate = FIELD_SET(gate, CURRENT_GATE, DMA, OFF); - setCurrentGate(gate); + setCurrentGate(gate); } /* @@ -190,16 +185,16 @@ void enableDMA(unsigned int enable) */ void enableGPIO(unsigned int enable) { - uint32_t gate; + uint32_t gate; - /* Enable GPIO Gate */ - gate = PEEK32(CURRENT_GATE); - if (enable) - gate = FIELD_SET(gate, CURRENT_GATE, GPIO, ON); - else - gate = FIELD_SET(gate, CURRENT_GATE, GPIO, OFF); + /* Enable GPIO Gate */ + gate = PEEK32(CURRENT_GATE); + if (enable) + gate = FIELD_SET(gate, CURRENT_GATE, GPIO, ON); + else + gate = FIELD_SET(gate, CURRENT_GATE, GPIO, OFF); - setCurrentGate(gate); + setCurrentGate(gate); } /* @@ -207,16 +202,16 @@ void enableGPIO(unsigned int enable) */ void enablePWM(unsigned int enable) { - uint32_t gate; + uint32_t gate; - /* Enable PWM Gate */ - gate = PEEK32(CURRENT_GATE); - if (enable) - gate = FIELD_SET(gate, CURRENT_GATE, PWM, ON); - else - gate = FIELD_SET(gate, CURRENT_GATE, PWM, OFF); + /* Enable PWM Gate */ + gate = PEEK32(CURRENT_GATE); + if (enable) + gate = FIELD_SET(gate, CURRENT_GATE, PWM, ON); + else + gate = FIELD_SET(gate, CURRENT_GATE, PWM, OFF); - setCurrentGate(gate); + setCurrentGate(gate); } /* @@ -224,16 +219,16 @@ void enablePWM(unsigned int enable) */ void enableI2C(unsigned int enable) { - uint32_t gate; + uint32_t gate; - /* Enable I2C Gate */ - gate = PEEK32(CURRENT_GATE); - if (enable) - gate = FIELD_SET(gate, CURRENT_GATE, I2C, ON); - else - gate = FIELD_SET(gate, CURRENT_GATE, I2C, OFF); + /* Enable I2C Gate */ + gate = PEEK32(CURRENT_GATE); + if (enable) + gate = FIELD_SET(gate, CURRENT_GATE, I2C, ON); + else + gate = FIELD_SET(gate, CURRENT_GATE, I2C, OFF); - setCurrentGate(gate); + setCurrentGate(gate); } |