Re: [PATCH 3/5] powerpc/boot: Remove support for Marvell mv64x60 i2c controller
Acked-by: Dale Farnsworth On Thu, Apr 5, 2018 at 6:17 PM, Mark Greer wrote: > There are no longer any platforms that use Marvell's mv64x60's i2c > controller so remove its driver. > > Signed-off-by: Mark Greer > --- > arch/powerpc/boot/Makefile | 2 +- > arch/powerpc/boot/mv64x60_i2c.c | 204 -- > -- > 2 files changed, 1 insertion(+), 205 deletions(-) > delete mode 100644 arch/powerpc/boot/mv64x60_i2c.c > > diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile > index 58f2dbfba275..bf6a46055ba7 100644 > --- a/arch/powerpc/boot/Makefile > +++ b/arch/powerpc/boot/Makefile > @@ -120,7 +120,7 @@ src-wlib-$(CONFIG_40x) += 4xx.c planetcore.c > src-wlib-$(CONFIG_44x) += 4xx.c ebony.c bamboo.c > src-wlib-$(CONFIG_PPC_8xx) += mpc8xx.c planetcore.c fsl-soc.c > src-wlib-$(CONFIG_PPC_82xx) += pq2.c fsl-soc.c planetcore.c > -src-wlib-$(CONFIG_EMBEDDED6xx) += mv64x60.c mv64x60_i2c.c ugecon.c > fsl-soc.c > +src-wlib-$(CONFIG_EMBEDDED6xx) += mv64x60.c ugecon.c fsl-soc.c > src-wlib-$(CONFIG_XILINX_VIRTEX) += uartlite.c > src-wlib-$(CONFIG_CPM) += cpm-serial.c > > diff --git a/arch/powerpc/boot/mv64x60_i2c.c b/arch/powerpc/boot/mv64x60_ > i2c.c > deleted file mode 100644 > index 52a3212b6638.. > --- a/arch/powerpc/boot/mv64x60_i2c.c > +++ /dev/null > @@ -1,204 +0,0 @@ > -/* > - * Bootloader version of the i2c driver for the MV64x60. > - * > - * Author: Dale Farnsworth > - * Maintained by: Mark A. Greer > - * > - * 2003, 2007 (c) MontaVista, Software, Inc. This file is licensed under > - * the terms of the GNU General Public License version 2. This program is > - * licensed "as is" without any warranty of any kind, whether express or > - * implied. > - */ > - > -#include > -#include > -#include "types.h" > -#include "elf.h" > -#include "page.h" > -#include "string.h" > -#include "stdio.h" > -#include "io.h" > -#include "ops.h" > -#include "mv64x60.h" > - > -/* Register defines */ > -#define MV64x60_I2C_REG_SLAVE_ADDR 0x00 > -#define MV64x60_I2C_REG_DATA 0x04 > -#define MV64x60_I2C_REG_CONTROL0x08 > -#define MV64x60_I2C_REG_STATUS 0x0c > -#define MV64x60_I2C_REG_BAUD 0x0c > -#define MV64x60_I2C_REG_EXT_SLAVE_ADDR 0x10 > -#define MV64x60_I2C_REG_SOFT_RESET 0x1c > - > -#define MV64x60_I2C_CONTROL_ACK0x04 > -#define MV64x60_I2C_CONTROL_IFLG 0x08 > -#define MV64x60_I2C_CONTROL_STOP 0x10 > -#define MV64x60_I2C_CONTROL_START 0x20 > -#define MV64x60_I2C_CONTROL_TWSIEN 0x40 > -#define MV64x60_I2C_CONTROL_INTEN 0x80 > - > -#define MV64x60_I2C_STATUS_BUS_ERR 0x00 > -#define MV64x60_I2C_STATUS_MAST_START 0x08 > -#define MV64x60_I2C_STATUS_MAST_REPEAT_START 0x10 > -#define MV64x60_I2C_STATUS_MAST_WR_ADDR_ACK0x18 > -#define MV64x60_I2C_STATUS_MAST_WR_ADDR_NO_ACK 0x20 > -#define MV64x60_I2C_STATUS_MAST_WR_ACK 0x28 > -#define MV64x60_I2C_STATUS_MAST_WR_NO_ACK 0x30 > -#define MV64x60_I2C_STATUS_MAST_LOST_ARB 0x38 > -#define MV64x60_I2C_STATUS_MAST_RD_ADDR_ACK0x40 > -#define MV64x60_I2C_STATUS_MAST_RD_ADDR_NO_ACK 0x48 > -#define MV64x60_I2C_STATUS_MAST_RD_DATA_ACK0x50 > -#define MV64x60_I2C_STATUS_MAST_RD_DATA_NO_ACK 0x58 > -#define MV64x60_I2C_STATUS_MAST_WR_ADDR_2_ACK 0xd0 > -#define MV64x60_I2C_STATUS_MAST_WR_ADDR_2_NO_ACK 0xd8 > -#define MV64x60_I2C_STATUS_MAST_RD_ADDR_2_ACK 0xe0 > -#define MV64x60_I2C_STATUS_MAST_RD_ADDR_2_NO_ACK 0xe8 > -#define MV64x60_I2C_STATUS_NO_STATUS 0xf8 > - > -static u8 *ctlr_base; > - > -static int mv64x60_i2c_wait_for_status(int wanted) > -{ > - int i; > - int status; > - > - for (i=0; i<1000; i++) { > - udelay(10); > - status = in_le32((u32 *)(ctlr_base + > MV64x60_I2C_REG_STATUS)) > - & 0xff; > - if (status == wanted) > - return status; > - } > - return -status; > -} > - > -static int mv64x60_i2c_control(int control, int status) > -{ > - out_le32((u32 *)(ctlr_base + MV64x60_I2C_REG_CONTROL), control & > 0xff); > - return mv64x60_i2c_wait_for_status(status); > -} > - > -static int mv64x60_i2c_read_byte(int control, int status) > -{ > - out_le32((u32 *)(ctlr_base + MV64x60_I2C_REG_CONTROL), control & > 0xff); > - if (mv64x60_i2c_wait_for_status(status) < 0) > - return -1; > - return in_le32((u32 *)(ctlr_base + MV64x60_I2C_REG_DATA)) & 0xff; > -} > - > -static int mv64x60_i2c_write_byte(int data, int control, int status) > -{ > - out_le32((u32 *)(ctlr_base + MV64x60_I2C_R
[PATCH 3/5] powerpc/boot: Remove support for Marvell mv64x60 i2c controller
There are no longer any platforms that use Marvell's mv64x60's i2c controller so remove its driver. Signed-off-by: Mark Greer --- arch/powerpc/boot/Makefile | 2 +- arch/powerpc/boot/mv64x60_i2c.c | 204 2 files changed, 1 insertion(+), 205 deletions(-) delete mode 100644 arch/powerpc/boot/mv64x60_i2c.c diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 58f2dbfba275..bf6a46055ba7 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -120,7 +120,7 @@ src-wlib-$(CONFIG_40x) += 4xx.c planetcore.c src-wlib-$(CONFIG_44x) += 4xx.c ebony.c bamboo.c src-wlib-$(CONFIG_PPC_8xx) += mpc8xx.c planetcore.c fsl-soc.c src-wlib-$(CONFIG_PPC_82xx) += pq2.c fsl-soc.c planetcore.c -src-wlib-$(CONFIG_EMBEDDED6xx) += mv64x60.c mv64x60_i2c.c ugecon.c fsl-soc.c +src-wlib-$(CONFIG_EMBEDDED6xx) += mv64x60.c ugecon.c fsl-soc.c src-wlib-$(CONFIG_XILINX_VIRTEX) += uartlite.c src-wlib-$(CONFIG_CPM) += cpm-serial.c diff --git a/arch/powerpc/boot/mv64x60_i2c.c b/arch/powerpc/boot/mv64x60_i2c.c deleted file mode 100644 index 52a3212b6638.. --- a/arch/powerpc/boot/mv64x60_i2c.c +++ /dev/null @@ -1,204 +0,0 @@ -/* - * Bootloader version of the i2c driver for the MV64x60. - * - * Author: Dale Farnsworth - * Maintained by: Mark A. Greer - * - * 2003, 2007 (c) MontaVista, Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program is - * licensed "as is" without any warranty of any kind, whether express or - * implied. - */ - -#include -#include -#include "types.h" -#include "elf.h" -#include "page.h" -#include "string.h" -#include "stdio.h" -#include "io.h" -#include "ops.h" -#include "mv64x60.h" - -/* Register defines */ -#define MV64x60_I2C_REG_SLAVE_ADDR 0x00 -#define MV64x60_I2C_REG_DATA 0x04 -#define MV64x60_I2C_REG_CONTROL0x08 -#define MV64x60_I2C_REG_STATUS 0x0c -#define MV64x60_I2C_REG_BAUD 0x0c -#define MV64x60_I2C_REG_EXT_SLAVE_ADDR 0x10 -#define MV64x60_I2C_REG_SOFT_RESET 0x1c - -#define MV64x60_I2C_CONTROL_ACK0x04 -#define MV64x60_I2C_CONTROL_IFLG 0x08 -#define MV64x60_I2C_CONTROL_STOP 0x10 -#define MV64x60_I2C_CONTROL_START 0x20 -#define MV64x60_I2C_CONTROL_TWSIEN 0x40 -#define MV64x60_I2C_CONTROL_INTEN 0x80 - -#define MV64x60_I2C_STATUS_BUS_ERR 0x00 -#define MV64x60_I2C_STATUS_MAST_START 0x08 -#define MV64x60_I2C_STATUS_MAST_REPEAT_START 0x10 -#define MV64x60_I2C_STATUS_MAST_WR_ADDR_ACK0x18 -#define MV64x60_I2C_STATUS_MAST_WR_ADDR_NO_ACK 0x20 -#define MV64x60_I2C_STATUS_MAST_WR_ACK 0x28 -#define MV64x60_I2C_STATUS_MAST_WR_NO_ACK 0x30 -#define MV64x60_I2C_STATUS_MAST_LOST_ARB 0x38 -#define MV64x60_I2C_STATUS_MAST_RD_ADDR_ACK0x40 -#define MV64x60_I2C_STATUS_MAST_RD_ADDR_NO_ACK 0x48 -#define MV64x60_I2C_STATUS_MAST_RD_DATA_ACK0x50 -#define MV64x60_I2C_STATUS_MAST_RD_DATA_NO_ACK 0x58 -#define MV64x60_I2C_STATUS_MAST_WR_ADDR_2_ACK 0xd0 -#define MV64x60_I2C_STATUS_MAST_WR_ADDR_2_NO_ACK 0xd8 -#define MV64x60_I2C_STATUS_MAST_RD_ADDR_2_ACK 0xe0 -#define MV64x60_I2C_STATUS_MAST_RD_ADDR_2_NO_ACK 0xe8 -#define MV64x60_I2C_STATUS_NO_STATUS 0xf8 - -static u8 *ctlr_base; - -static int mv64x60_i2c_wait_for_status(int wanted) -{ - int i; - int status; - - for (i=0; i<1000; i++) { - udelay(10); - status = in_le32((u32 *)(ctlr_base + MV64x60_I2C_REG_STATUS)) - & 0xff; - if (status == wanted) - return status; - } - return -status; -} - -static int mv64x60_i2c_control(int control, int status) -{ - out_le32((u32 *)(ctlr_base + MV64x60_I2C_REG_CONTROL), control & 0xff); - return mv64x60_i2c_wait_for_status(status); -} - -static int mv64x60_i2c_read_byte(int control, int status) -{ - out_le32((u32 *)(ctlr_base + MV64x60_I2C_REG_CONTROL), control & 0xff); - if (mv64x60_i2c_wait_for_status(status) < 0) - return -1; - return in_le32((u32 *)(ctlr_base + MV64x60_I2C_REG_DATA)) & 0xff; -} - -static int mv64x60_i2c_write_byte(int data, int control, int status) -{ - out_le32((u32 *)(ctlr_base + MV64x60_I2C_REG_DATA), data & 0xff); - out_le32((u32 *)(ctlr_base + MV64x60_I2C_REG_CONTROL), control & 0xff); - return mv64x60_i2c_wait_for_status(status); -} - -int mv64x60_i2c_read(u32 devaddr, u8 *buf, u32 offset, u32 offset_size, -u32 count) -{ - int i; - int data; - int control; - int