From 8abc8f5f1eda7a34394c8006fe1cb4c13ffca682 Mon Sep 17 00:00:00 2001 From: Scott Wood Date: Mon, 8 Oct 2007 16:08:51 -0500 Subject: [PATCH] [POWERPC] 85xx: Convert mpc8560ads to the new CPM binding. Signed-off-by: Scott Wood Signed-off-by: Kumar Gala --- arch/powerpc/boot/dts/mpc8560ads.dts | 82 ++++++----- arch/powerpc/platforms/85xx/Kconfig | 1 + arch/powerpc/platforms/85xx/mpc85xx_ads.c | 167 ++++++++++++---------- 3 files changed, 134 insertions(+), 116 deletions(-) diff --git a/arch/powerpc/boot/dts/mpc8560ads.dts b/arch/powerpc/boot/dts/mpc8560ads.dts index 5577ec1f312..6b362f8222c 100644 --- a/arch/powerpc/boot/dts/mpc8560ads.dts +++ b/arch/powerpc/boot/dts/mpc8560ads.dts @@ -138,15 +138,31 @@ device_type = "open-pic"; }; - cpm@e0000000 { + cpm@919c0 { #address-cells = <1>; #size-cells = <1>; - device_type = "cpm"; - model = "CPM2"; - ranges = <0 0 c0000>; - reg = <80000 40000>; - command-proc = <919c0>; - brg-frequency = <9d5b340>; + compatible = "fsl,mpc8560-cpm", "fsl,cpm2"; + reg = <919c0 30>; + ranges; + + muram@80000 { + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 80000 10000>; + + data@0 { + compatible = "fsl,cpm-muram-data"; + reg = <0 4000 9000 2000>; + }; + }; + + brg@919f0 { + compatible = "fsl,mpc8560-brg", + "fsl,cpm2-brg", + "fsl,cpm-brg"; + reg = <919f0 10 915f0 10>; + clock-frequency = ; + }; cpmpic: pic@90c00 { interrupt-controller; @@ -155,43 +171,38 @@ interrupts = <2e 2>; interrupt-parent = <&mpic>; reg = <90c00 80>; - device_type = "cpm-pic"; + compatible = "fsl,mpc8560-cpm-pic", "fsl,cpm2-pic"; }; - scc@91a00 { + serial@91a00 { device_type = "serial"; - compatible = "cpm_uart"; - model = "SCC"; - device-id = <1>; + compatible = "fsl,mpc8560-scc-uart", + "fsl,cpm2-scc-uart"; reg = <91a00 20 88000 100>; - clock-setup = <00ffffff 0>; - rx-clock = <1>; - tx-clock = <1>; + fsl,cpm-brg = <1>; + fsl,cpm-command = <00800000>; current-speed = <1c200>; interrupts = <28 8>; interrupt-parent = <&cpmpic>; }; - scc@91a20 { + serial@91a20 { device_type = "serial"; - compatible = "cpm_uart"; - model = "SCC"; - device-id = <2>; + compatible = "fsl,mpc8560-scc-uart", + "fsl,cpm2-scc-uart"; reg = <91a20 20 88100 100>; - clock-setup = ; - rx-clock = <2>; - tx-clock = <2>; + fsl,cpm-brg = <2>; + fsl,cpm-command = <04a00000>; current-speed = <1c200>; interrupts = <29 8>; interrupt-parent = <&cpmpic>; }; - fcc@91320 { + ethernet@91320 { device_type = "network"; - compatible = "fs_enet"; - model = "FCC"; - device-id = <2>; - reg = <91320 20 88500 100 913a0 30>; + compatible = "fsl,mpc8560-fcc-enet", + "fsl,cpm2-fcc-enet"; + reg = <91320 20 88500 100 913b0 1>; /* * mac-address is deprecated and will be removed * in 2.6.25. Only recent versions of @@ -199,20 +210,17 @@ */ mac-address = [ 00 00 00 00 00 00 ]; local-mac-address = [ 00 00 00 00 00 00 ]; - clock-setup = ; - rx-clock = <15>; - tx-clock = <16>; + fsl,cpm-command = <16200300>; interrupts = <21 8>; interrupt-parent = <&cpmpic>; phy-handle = <&phy2>; }; - fcc@91340 { + ethernet@91340 { device_type = "network"; - compatible = "fs_enet"; - model = "FCC"; - device-id = <3>; - reg = <91340 20 88600 100 913d0 30>; + compatible = "fsl,mpc8560-fcc-enet", + "fsl,cpm2-fcc-enet"; + reg = <91340 20 88600 100 913d0 1>; /* * mac-address is deprecated and will be removed * in 2.6.25. Only recent versions of @@ -220,9 +228,7 @@ */ mac-address = [ 00 00 00 00 00 00 ]; local-mac-address = [ 00 00 00 00 00 00 ]; - clock-setup = ; - rx-clock = <17>; - tx-clock = <18>; + fsl,cpm-command = <1a400300>; interrupts = <22 8>; interrupt-parent = <&cpmpic>; phy-handle = <&phy3>; diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig index cf815b22b9f..7748a3a426d 100644 --- a/arch/powerpc/platforms/85xx/Kconfig +++ b/arch/powerpc/platforms/85xx/Kconfig @@ -12,6 +12,7 @@ config MPC8540_ADS config MPC8560_ADS bool "Freescale MPC8560 ADS" select DEFAULT_UIMAGE + select PPC_CPM_NEW_BINDING help This option enables support for the MPC 8560 ADS board diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ads.c b/arch/powerpc/platforms/85xx/mpc85xx_ads.c index 378a244b3ba..509d46beee1 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_ads.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_ads.c @@ -17,13 +17,13 @@ #include #include #include +#include #include #include #include #include #include -#include #include #include #include @@ -32,10 +32,8 @@ #include #ifdef CONFIG_CPM2 -#include #include #include -#include #endif #ifdef CONFIG_PCI @@ -95,10 +93,10 @@ static void __init mpc85xx_ads_pic_init(void) #ifdef CONFIG_CPM2 /* Setup CPM2 PIC */ - np = of_find_node_by_type(NULL, "cpm-pic"); + np = of_find_compatible_node(NULL, NULL, "fsl,cpm2-pic"); if (np == NULL) { - printk(KERN_ERR "PIC init: can not find cpm-pic node\n"); - return; + printk(KERN_ERR "PIC init: can not find fsl,cpm2-pic node\n"); + return; } irq = irq_of_parse_and_map(np, 0); @@ -111,81 +109,75 @@ static void __init mpc85xx_ads_pic_init(void) * Setup the architecture */ #ifdef CONFIG_CPM2 -void init_fcc_ioports(struct fs_platform_info *fpi) +struct cpm_pin { + int port, pin, flags; +}; + +static struct cpm_pin mpc8560_ads_pins[] = { + /* SCC1 */ + {3, 29, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {3, 30, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, + {3, 31, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + + /* SCC2 */ + {3, 26, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {3, 27, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {3, 28, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + + /* FCC2 */ + {1, 18, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 19, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 20, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 21, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 22, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 23, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 24, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 25, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 26, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 27, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 28, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 29, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, + {1, 30, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 31, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {2, 18, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, /* CLK14 */ + {2, 19, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, /* CLK13 */ + + /* FCC3 */ + {1, 4, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 5, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 6, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 7, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 8, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 9, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 10, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 11, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 12, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 13, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 14, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 15, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, + {1, 16, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {1, 17, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, + {2, 16, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, /* CLK16 */ + {2, 17, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, /* CLK15 */ +}; + +static void __init init_ioports(void) { - struct io_port *io = cpm2_map(im_ioport); - int fcc_no = fs_get_fcc_index(fpi->fs_no); - int target; - u32 tempval; - - switch(fcc_no) { - case 1: - tempval = in_be32(&io->iop_pdirb); - tempval &= ~PB2_DIRB0; - tempval |= PB2_DIRB1; - out_be32(&io->iop_pdirb, tempval); - - tempval = in_be32(&io->iop_psorb); - tempval &= ~PB2_PSORB0; - tempval |= PB2_PSORB1; - out_be32(&io->iop_psorb, tempval); - - tempval = in_be32(&io->iop_pparb); - tempval |= (PB2_DIRB0 | PB2_DIRB1); - out_be32(&io->iop_pparb, tempval); - - target = CPM_CLK_FCC2; - break; - case 2: - tempval = in_be32(&io->iop_pdirb); - tempval &= ~PB3_DIRB0; - tempval |= PB3_DIRB1; - out_be32(&io->iop_pdirb, tempval); - - tempval = in_be32(&io->iop_psorb); - tempval &= ~PB3_PSORB0; - tempval |= PB3_PSORB1; - out_be32(&io->iop_psorb, tempval); - - tempval = in_be32(&io->iop_pparb); - tempval |= (PB3_DIRB0 | PB3_DIRB1); - out_be32(&io->iop_pparb, tempval); - - tempval = in_be32(&io->iop_pdirc); - tempval |= PC3_DIRC1; - out_be32(&io->iop_pdirc, tempval); - - tempval = in_be32(&io->iop_pparc); - tempval |= PC3_DIRC1; - out_be32(&io->iop_pparc, tempval); - - target = CPM_CLK_FCC3; - break; - default: - printk(KERN_ERR "init_fcc_ioports: invalid FCC number\n"); - return; + int i; + + for (i = 0; i < ARRAY_SIZE(mpc8560_ads_pins); i++) { + struct cpm_pin *pin = &mpc8560_ads_pins[i]; + cpm2_set_pin(pin->port, pin->pin, pin->flags); } - /* Port C has clocks...... */ - tempval = in_be32(&io->iop_psorc); - tempval &= ~(PC_CLK(fpi->clk_rx - 8) | PC_CLK(fpi->clk_tx - 8)); - out_be32(&io->iop_psorc, tempval); - - tempval = in_be32(&io->iop_pdirc); - tempval &= ~(PC_CLK(fpi->clk_rx - 8) | PC_CLK(fpi->clk_tx - 8)); - out_be32(&io->iop_pdirc, tempval); - tempval = in_be32(&io->iop_pparc); - tempval |= (PC_CLK(fpi->clk_rx - 8) | PC_CLK(fpi->clk_tx - 8)); - out_be32(&io->iop_pparc, tempval); - - cpm2_unmap(io); - - /* Configure Serial Interface clock routing. - * First, clear FCC bits to zero, - * then set the ones we want. - */ - cpm2_clk_setup(target, fpi->clk_rx, CPM_CLK_RX); - cpm2_clk_setup(target, fpi->clk_tx, CPM_CLK_TX); + cpm2_clk_setup(CPM_CLK_SCC1, CPM_BRG1, CPM_CLK_RX); + cpm2_clk_setup(CPM_CLK_SCC1, CPM_BRG1, CPM_CLK_TX); + cpm2_clk_setup(CPM_CLK_SCC2, CPM_BRG2, CPM_CLK_RX); + cpm2_clk_setup(CPM_CLK_SCC2, CPM_BRG2, CPM_CLK_TX); + cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK13, CPM_CLK_RX); + cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK14, CPM_CLK_TX); + cpm2_clk_setup(CPM_CLK_FCC3, CPM_CLK15, CPM_CLK_RX); + cpm2_clk_setup(CPM_CLK_FCC3, CPM_CLK16, CPM_CLK_TX); } #endif @@ -200,6 +192,7 @@ static void __init mpc85xx_ads_setup_arch(void) #ifdef CONFIG_CPM2 cpm2_reset(); + init_ioports(); #endif #ifdef CONFIG_PCI @@ -231,6 +224,24 @@ static void mpc85xx_ads_show_cpuinfo(struct seq_file *m) seq_printf(m, "Memory\t\t: %d MB\n", memsize / (1024 * 1024)); } +static struct of_device_id __initdata of_bus_ids[] = { + { .name = "soc", }, + { .type = "soc", }, + { .name = "cpm", }, + { .name = "localbus", }, + {}, +}; + +static int __init declare_of_platform_devices(void) +{ + if (!machine_is(mpc85xx_ads)) + return 0; + + of_platform_bus_probe(NULL, of_bus_ids, NULL); + return 0; +} +device_initcall(declare_of_platform_devices); + /* * Called very early, device-tree isn't unflattened */ -- 2.46.0