/* ************************************************************************
*
* Setup the architecture
*
*/
static void __init mpc83xx_km_setup_arch(void)
{
#ifdef CONFIG_QUICC_ENGINE
struct device_node *np;
#endif
if (ppc_md.progress)
ppc_md.progress("kmpbec83xx_setup_arch()", 0);
mpc83xx_setup_pci();
#ifdef CONFIG_QUICC_ENGINE
np = of_find_node_by_name(NULL, "par_io");
if (np != NULL) {
par_io_init(np);
of_node_put(np);
for_each_node_by_name(np, "spi")
par_io_of_config(np);
for_each_node_by_name(np, "ucc")
par_io_of_config(np);
/* Only apply this quirk when par_io is available */
np = of_find_compatible_node(NULL, "network", "ucc_geth");
if (np != NULL) {
quirk_mpc8360e_qe_enet10();
of_node_put(np);
}
}
#endif /* CONFIG_QUICC_ENGINE */
}
static void __init mpc85xx_mds_qe_init(void)
{
struct device_node *np;
np = of_find_compatible_node(NULL, NULL, "fsl,qe");
if (!np) {
np = of_find_node_by_name(NULL, "qe");
if (!np)
return;
}
if (!of_device_is_available(np)) {
of_node_put(np);
return;
}
qe_reset();
of_node_put(np);
np = of_find_node_by_name(NULL, "par_io");
if (np) {
struct device_node *ucc;
par_io_init(np);
of_node_put(np);
for_each_node_by_name(ucc, "ucc")
par_io_of_config(ucc);
}
mpc85xx_mds_reset_ucc_phys();
if (machine_is(p1021_mds)) {
struct ccsr_guts __iomem *guts;
np = of_find_node_by_name(NULL, "global-utilities");
if (np) {
guts = of_iomap(np, 0);
if (!guts)
pr_err("mpc85xx-rdb: could not map global utilities register\n");
else{
/* P1021 has pins muxed for QE and other functions. To
* enable QE UEC mode, we need to set bit QE0 for UCC1
* in Eth mode, QE0 and QE3 for UCC5 in Eth mode, QE9
* and QE12 for QE MII management signals in PMUXCR
* register.
*/
setbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(0) |
MPC85xx_PMUXCR_QE(3) |
MPC85xx_PMUXCR_QE(9) |
MPC85xx_PMUXCR_QE(12));
iounmap(guts);
}
of_node_put(np);
}
}
}
static int __init machine_setup(void)
{
struct device_node *clock;
struct device_node *eth = NULL;
for_each_node_by_name(clock, "main-oscillator")
update_clock_frequency(clock);
if ((eth = of_find_compatible_node(eth, NULL, "opencores,ethoc")))
update_local_mac(eth);
return 0;
}
void __init mpc85xx_qe_par_io_init(void)
{
struct device_node *np;
np = of_find_node_by_name(NULL, "par_io");
if (np) {
struct device_node *ucc;
par_io_init(np);
of_node_put(np);
for_each_node_by_name(ucc, "ucc")
par_io_of_config(ucc);
}
}
/* ************************************************************************
*
* Setup the architecture
*
*/
static void __init twr_p1025_setup_arch(void)
{
#ifdef CONFIG_QUICC_ENGINE
struct device_node *np;
#endif
if (ppc_md.progress)
ppc_md.progress("twr_p1025_setup_arch()", 0);
mpc85xx_smp_init();
fsl_pci_assign_primary();
#ifdef CONFIG_QUICC_ENGINE
np = of_find_compatible_node(NULL, NULL, "fsl,qe");
if (!np) {
np = of_find_node_by_name(NULL, "qe");
if (!np) {
printk(KERN_ERR "Could not find Quicc Engine node\n");
goto qe_fail;
}
}
qe_reset();
of_node_put(np);
np = of_find_node_by_name(NULL, "par_io");
if (np) {
struct device_node *ucc;
par_io_init(np);
of_node_put(np);
for_each_node_by_name(ucc, "ucc")
par_io_of_config(ucc);
}
#if defined(CONFIG_UCC_GETH) || defined(CONFIG_SERIAL_QE)
if (machine_is(twr_p1025)) {
struct ccsr_guts __iomem *guts;
np = of_find_node_by_name(NULL, "global-utilities");
if (np) {
guts = of_iomap(np, 0);
if (!guts)
pr_err("twr_p1025: could not map global utilities register\n");
else {
/* P1025 has pins muxed for QE and other functions. To
* enable QE UEC mode, we need to set bit QE0 for UCC1
* in Eth mode, QE0 and QE3 for UCC5 in Eth mode, QE9
* and QE12 for QE MII management signals in PMUXCR
* register.
*/
printk(KERN_INFO "P1025 pinmux configured for QE\n");
/* Set QE mux bits in PMUXCR */
setbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(0) |
MPC85xx_PMUXCR_QE(3) |
MPC85xx_PMUXCR_QE(9) |
MPC85xx_PMUXCR_QE(12));
iounmap(guts);
#if defined(CONFIG_SERIAL_QE) || defined(CONFIG_SERIAL_QE_MODULE)
/* On P1025TWR board, the UCC7 acted as UART port.
* However, The UCC7's CTS pin is low level in default,
* it will impact the transmission in full duplex
* communication. So disable the Flow control pin PA18.
* The UCC7 UART just can use RXD and TXD pins.
*/
par_io_config_pin(0, 18, 0, 0, 0, 0);
#endif
/* Drive PB29 to CPLD low - CPLD will then change
* muxing from LBC to QE */
par_io_config_pin(1, 29, 1, 0, 0, 0);
par_io_data_set(1, 29, 0);
}
of_node_put(np);
}
}
#endif
qe_fail:
#endif /* CONFIG_QUICC_ENGINE */
printk(KERN_INFO "TWR-P1025 board from Freescale Semiconductor\n");
}
/*
* Setup the architecture
*/
static void __init mpc85xx_rdb_setup_arch(void)
{
#ifdef CONFIG_QUICC_ENGINE
struct device_node *np;
#endif
#if defined(CONFIG_QUICC_ENGINE) && defined(CONFIG_SPI_FSL_SPI)
struct device_node *qe_spi;
#endif
struct ccsr_guts __iomem *guts;
if (ppc_md.progress)
ppc_md.progress("mpc85xx_rdb_setup_arch()", 0);
mpc85xx_smp_init();
fsl_pci_assign_primary();
#ifdef CONFIG_QUICC_ENGINE
np = of_find_compatible_node(NULL, NULL, "fsl,qe");
if (!np) {
pr_err("%s: Could not find Quicc Engine node\n", __func__);
goto qe_fail;
}
qe_reset();
of_node_put(np);
np = of_find_node_by_name(NULL, "par_io");
if (np) {
struct device_node *ucc;
par_io_init(np);
of_node_put(np);
for_each_node_by_name(ucc, "ucc")
par_io_of_config(ucc);
/* To P1025 QE/TDM, the name of ucc nodes is "tdm@xxxx" */
for_each_node_by_name(ucc, "tdm")
par_io_of_config(ucc);
#ifdef CONFIG_SPI_FSL_SPI
for_each_node_by_name(qe_spi, "spi")
par_io_of_config(qe_spi);
#endif /* CONFIG_SPI_FSL_SPI */
}
np = of_find_node_by_name(NULL, "global-utilities");
if (np) {
guts = of_iomap(np, 0);
if (!guts)
pr_err("mpc85xx-rdb: could not map global "
"utilities register\n");
else {
#if defined(CONFIG_UCC_GETH) || defined(CONFIG_SERIAL_QE)
if (machine_is(p1025_rdb)) {
/*
* P1025 has pins muxed for QE and other
* functions. To enable QE UEC mode, we
* need to set bit QE0 for UCC1 in Eth mode,
* QE0 and QE3 for UCC5 in Eth mode, QE9
* and QE12 for QE MII management singals
* in PMUXCR register.
*/
setbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(0) |
MPC85xx_PMUXCR_QE(3) |
MPC85xx_PMUXCR_QE(9) |
MPC85xx_PMUXCR_QE(12));
}
#endif
#ifdef CONFIG_FSL_UCC_TDM
if (machine_is(p1021_rdb_pc) || machine_is(p1025_rdb)) {
/* Clear QE12 for releasing the LBCTL */
clrbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(12));
/* TDMA */
setbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(5) |
MPC85xx_PMUXCR_QE(11));
/* TDMB */
setbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(0) |
MPC85xx_PMUXCR_QE(9));
/* TDMC */
setbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(0));
/* TDMD */
setbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(8) |
MPC85xx_PMUXCR_QE(7));
}
#endif /* CONFIG_FSL_UCC_TDM */
#ifdef CONFIG_SPI_FSL_SPI
if (of_find_compatible_node(NULL, NULL, "fsl,mpc8569-qe-spi")) {
clrbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(12));
/*QE-SPI*/
setbits32(&guts->pmuxcr, MPC85xx_PMUXCR_QE(6) |
MPC85xx_PMUXCR_QE(9) |
MPC85xx_PMUXCR_QE(10));
}
#endif /* CONFIG_SPI_FSL_SPI */
iounmap(guts);
}
of_node_put(np);
}
qe_fail:
#endif /* CONFIG_QUICC_ENGINE */
printk(KERN_INFO "MPC85xx RDB board from Freescale Semiconductor\n");
}
/* ************************************************************************
*
* Setup the architecture
*
*/
static void __init mpc83xx_km_setup_arch(void)
{
struct device_node *np;
if (ppc_md.progress)
ppc_md.progress("kmpbec83xx_setup_arch()", 0);
#ifdef CONFIG_PCI
for_each_compatible_node(np, "pci", "fsl,mpc8349-pci")
mpc83xx_add_bridge(np);
#endif
#ifdef CONFIG_QUICC_ENGINE
qe_reset();
np = of_find_node_by_name(NULL, "par_io");
if (np != NULL) {
par_io_init(np);
of_node_put(np);
for_each_node_by_name(np, "spi")
par_io_of_config(np);
for (np = NULL; (np = of_find_node_by_name(np, "ucc")) != NULL;)
par_io_of_config(np);
}
np = of_find_compatible_node(NULL, "network", "ucc_geth");
if (np != NULL) {
uint svid;
/* handle mpc8360ea rev.2.1 erratum 2: RGMII Timing */
svid = mfspr(SPRN_SVR);
if (SVR_REV(svid) == 0x0021) {
struct device_node *np_par;
struct resource res;
void __iomem *base;
int ret;
np_par = of_find_node_by_name(NULL, "par_io");
if (np_par == NULL) {
printk(KERN_WARNING "%s couldn;t find par_io node\n",
__func__);
return;
}
/* Map Parallel I/O ports registers */
ret = of_address_to_resource(np_par, 0, &res);
if (ret) {
printk(KERN_WARNING "%s couldn;t map par_io registers\n",
__func__);
return;
}
base = ioremap(res.start, resource_size(&res));
/*
* IMMR + 0x14A8[4:5] = 11 (clk delay for UCC 2)
* IMMR + 0x14A8[18:19] = 11 (clk delay for UCC 1)
*/
setbits32((base + 0xa8), 0x0c003000);
/*
* IMMR + 0x14AC[20:27] = 10101010
* (data delay for both UCC's)
*/
clrsetbits_be32((base + 0xac), 0xff0, 0xaa0);
iounmap(base);
of_node_put(np_par);
}
of_node_put(np);
}
#endif /* CONFIG_QUICC_ENGINE */
}
