Sven Schnelle (svens@stackframe.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/327
-gerrit
commit b4631f9483fc7ddcad53ed66901fc970a6b45f2d Author: Sven Schnelle svens@stackframe.org Date: Sun Oct 23 15:53:47 2011 +0200
Add driver for ICS954309 clock generator
Change-Id: Iac7e91cdd995dad1954eaa2d4dd52bffa293fc95 Signed-off-by: Sven Schnelle svens@stackframe.org --- src/drivers/Kconfig | 2 +- src/drivers/Makefile.inc | 2 +- src/drivers/ics/954309/Kconfig | 2 + src/drivers/ics/954309/Makefile.inc | 1 + src/drivers/ics/954309/chip.h | 16 ++++++++++ src/drivers/ics/954309/ics954309.c | 56 +++++++++++++++++++++++++++++++++++ src/drivers/ics/Kconfig | 1 + src/drivers/ics/Makefile.inc | 1 + 8 files changed, 79 insertions(+), 2 deletions(-)
diff --git a/src/drivers/Kconfig b/src/drivers/Kconfig index 98f2079..259bc29 100644 --- a/src/drivers/Kconfig +++ b/src/drivers/Kconfig @@ -25,4 +25,4 @@ source src/drivers/i2c/Kconfig source src/drivers/oxford/Kconfig source src/drivers/sil/Kconfig source src/drivers/trident/Kconfig - +source src/drivers/ics/Kconfig diff --git a/src/drivers/Makefile.inc b/src/drivers/Makefile.inc index ae7a098..21a698a 100644 --- a/src/drivers/Makefile.inc +++ b/src/drivers/Makefile.inc @@ -25,4 +25,4 @@ subdirs-y += i2c subdirs-y += oxford subdirs-y += sil subdirs-y += trident - +subdirs-y += ics diff --git a/src/drivers/ics/954309/Kconfig b/src/drivers/ics/954309/Kconfig new file mode 100644 index 0000000..43840a3 --- /dev/null +++ b/src/drivers/ics/954309/Kconfig @@ -0,0 +1,2 @@ +config DRIVERS_ICS_954309 + bool diff --git a/src/drivers/ics/954309/Makefile.inc b/src/drivers/ics/954309/Makefile.inc new file mode 100644 index 0000000..ede9639 --- /dev/null +++ b/src/drivers/ics/954309/Makefile.inc @@ -0,0 +1 @@ +driver-$(CONFIG_DRIVERS_ICS_954309) += ics954309.c diff --git a/src/drivers/ics/954309/chip.h b/src/drivers/ics/954309/chip.h new file mode 100644 index 0000000..efd205f --- /dev/null +++ b/src/drivers/ics/954309/chip.h @@ -0,0 +1,16 @@ +extern struct chip_operations drivers_ics_954309_ops; + +struct drivers_ics_954309_config { + u8 reg0; + u8 reg1; + u8 reg2; + u8 reg3; + u8 reg4; + u8 reg5; + u8 reg6; + u8 reg7; + u8 reg8; + u8 reg9; + u8 reg10; + u8 reg11; +}; diff --git a/src/drivers/ics/954309/ics954309.c b/src/drivers/ics/954309/ics954309.c new file mode 100644 index 0000000..a7a350e --- /dev/null +++ b/src/drivers/ics/954309/ics954309.c @@ -0,0 +1,56 @@ +#include <console/console.h> +#include <device/device.h> +#include <device/smbus.h> +#include <device/pci.h> +#include <device/pci_ids.h> +#include <device/pci_ops.h> +#include <cpu/x86/msr.h> +#include "chip.h" +#include <string.h> + +static void ics954309_init(device_t dev) +{ + struct drivers_ics_954309_config *config; + u8 initdata[12]; + + if (!dev->enabled || dev->path.type != DEVICE_PATH_I2C) + return; + + config = dev->chip_info; + + initdata[0] = config->reg0; + initdata[1] = config->reg1; + initdata[2] = config->reg2; + initdata[3] = config->reg3; + initdata[4] = config->reg4; + initdata[5] = config->reg5; + initdata[6] = config->reg6; + initdata[7] = config->reg7; + initdata[8] = config->reg8; + initdata[9] = config->reg9; + initdata[10] = config->reg10; + initdata[11] = config->reg11; + + smbus_block_write(dev, 0, 12, initdata); +} + +static void ics954309_noop(device_t dummy) +{ +} + +static struct device_operations ics954309_operations = { + .read_resources = ics954309_noop, + .set_resources = ics954309_noop, + .enable_resources = ics954309_noop, + .init = ics954309_init, +}; + +static void enable_dev(struct device *dev) +{ + dev->ops = &ics954309_operations; +} + +struct chip_operations drivers_ics_954309_ops = { + CHIP_NAME("ICS 954309 Clock generator") + .enable_dev = enable_dev, +}; diff --git a/src/drivers/ics/Kconfig b/src/drivers/ics/Kconfig new file mode 100644 index 0000000..0a0ba66 --- /dev/null +++ b/src/drivers/ics/Kconfig @@ -0,0 +1 @@ +source src/drivers/ics/954309/Kconfig diff --git a/src/drivers/ics/Makefile.inc b/src/drivers/ics/Makefile.inc new file mode 100644 index 0000000..39cc90b --- /dev/null +++ b/src/drivers/ics/Makefile.inc @@ -0,0 +1 @@ +subdirs-$(CONFIG_DRIVERS_ICS_954309) += 954309
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Sven Schnelle