BeagleBoardPkg: Set paddings following the BeagleBoard revision (A, B, xM, etc)
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12431 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -16,10 +16,13 @@
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#include <Library/IoLib.h>
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#include <Library/DebugLib.h>
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#include <Omap3530/Omap3530.h>
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#include <BeagleBoard.h>
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#define NUM_PINS 238
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#define NUM_PINS_SHARED 232
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#define NUM_PINS_ABC 6
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#define NUM_PINS_XM 12
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PAD_CONFIGURATION PadConfigurationTable[NUM_PINS] = {
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PAD_CONFIGURATION PadConfigurationTableShared[] = {
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//Pin, MuxMode, PullConfig, InputEnable
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{ SDRC_D0, MUXMODE0, PULL_DISABLED, INPUT },
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{ SDRC_D1, MUXMODE0, PULL_DISABLED, INPUT },
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@@ -127,12 +130,6 @@ PAD_CONFIGURATION PadConfigurationTable[NUM_PINS] = {
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{ DSS_DATA15, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA16, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA17, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA18, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA19, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA20, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA21, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA22, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA23, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ CAM_HS, MUXMODE0, PULL_UP_SELECTED, INPUT },
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{ CAM_VS, MUXMODE0, PULL_UP_SELECTED, INPUT },
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{ CAM_XCLKA, MUXMODE0, PULL_DISABLED, OUTPUT },
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@@ -226,7 +223,7 @@ PAD_CONFIGURATION PadConfigurationTable[NUM_PINS] = {
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{ I2C2_SDA, MUXMODE4, PULL_UP_SELECTED, INPUT },
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{ I2C3_SCL, MUXMODE0, PULL_UP_SELECTED, INPUT },
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{ I2C3_SDA, MUXMODE0, PULL_UP_SELECTED, INPUT },
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{ HDQ_SIO, MUXMODE4, PULL_UP_SELECTED, OUTPUT },
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{ HDQ_SIO, MUXMODE4, PULL_DISABLED, OUTPUT },
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{ MCSPI1_CLK, MUXMODE4, PULL_UP_SELECTED, INPUT },
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{ MCSPI1_SIMO, MUXMODE4, PULL_UP_SELECTED, INPUT },
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{ MCSPI1_SOMI, MUXMODE0, PULL_DISABLED, INPUT },
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@@ -261,22 +258,65 @@ PAD_CONFIGURATION PadConfigurationTable[NUM_PINS] = {
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{ ETK_D15, MUXMODE3, PULL_UP_SELECTED, INPUT }
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};
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PAD_CONFIGURATION PadConfigurationTableAbc[] = {
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{ DSS_DATA18, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA19, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA20, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA21, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA22, MUXMODE0, PULL_DISABLED, OUTPUT },
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{ DSS_DATA23, MUXMODE0, PULL_DISABLED, OUTPUT }
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};
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PAD_CONFIGURATION PadConfigurationTableXm[] = {
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{ DSS_DATA18, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ DSS_DATA19, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ DSS_DATA20, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ DSS_DATA21, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ DSS_DATA22, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ DSS_DATA23, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ SYS_BOOT0, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ SYS_BOOT1, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ SYS_BOOT3, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ SYS_BOOT4, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ SYS_BOOT5, MUXMODE3, PULL_DISABLED, OUTPUT },
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{ SYS_BOOT6, MUXMODE3, PULL_DISABLED, OUTPUT }
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};
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VOID
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PadConfiguration (
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VOID
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BEAGLEBOARD_REVISION Revision
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)
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{
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UINTN Index;
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UINT16 PadConfiguration;
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UINTN NumPinsToConfigure = sizeof(PadConfigurationTable)/sizeof(PAD_CONFIGURATION);
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UINTN Index;
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UINT16 PadConfiguration;
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PAD_CONFIGURATION *BoardConfiguration;
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UINTN NumPinsToConfigure;
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for (Index = 0; Index < NUM_PINS_SHARED; Index++) {
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// Set up Pad configuration for particular pin.
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PadConfiguration = (PadConfigurationTableShared[Index].MuxMode << MUXMODE_OFFSET);
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PadConfiguration |= (PadConfigurationTableShared[Index].PullConfig << PULL_CONFIG_OFFSET);
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PadConfiguration |= (PadConfigurationTableShared[Index].InputEnable << INPUTENABLE_OFFSET);
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// Configure the pin with specific Pad configuration.
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MmioWrite16(PadConfigurationTableShared[Index].Pin, PadConfiguration);
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}
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if (Revision == REVISION_XM) {
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BoardConfiguration = PadConfigurationTableXm;
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NumPinsToConfigure = NUM_PINS_XM;
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} else {
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BoardConfiguration = PadConfigurationTableAbc;
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NumPinsToConfigure = NUM_PINS_ABC;
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}
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for (Index = 0; Index < NumPinsToConfigure; Index++) {
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//Set up Pad configuration for particular pin.
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PadConfiguration = (PadConfigurationTable[Index].MuxMode << MUXMODE_OFFSET);
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PadConfiguration |= (PadConfigurationTable[Index].PullConfig << PULL_CONFIG_OFFSET);
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PadConfiguration |= (PadConfigurationTable[Index].InputEnable << INPUTENABLE_OFFSET);
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PadConfiguration = (BoardConfiguration[Index].MuxMode << MUXMODE_OFFSET);
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PadConfiguration |= (BoardConfiguration[Index].PullConfig << PULL_CONFIG_OFFSET);
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PadConfiguration |= (BoardConfiguration[Index].InputEnable << INPUTENABLE_OFFSET);
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//Configure the pin with specific Pad configuration.
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MmioWrite16(PadConfigurationTable[Index].Pin, PadConfiguration);
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MmioWrite16(BoardConfiguration[Index].Pin, PadConfiguration);
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}
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}
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