Bug #4769 ยป os4769-20200928.patch
src/target/firmware/board/gtm900b/init.c | ||
---|---|---|
67 | 67 |
writew(reg, ASIC_CONF_REG); |
68 | 68 | |
69 | 69 |
/* |
70 |
* Most Calypso peripheral interface signals are unconnected |
|
71 |
* on this modem. We configure them to be GPIOs in IO_CONF_REG, |
|
72 |
* then configure them to be outputs in IO_CNTL_REG, then set |
|
73 |
* the outputs to 0 in ARMIO_LATCH_OUT. |
|
70 |
* Configure Calypso GPIO and multifunction pins the same way |
|
71 |
* how Huawei's official firmware configures them. |
|
74 | 72 |
*/ |
75 | 73 |
writew(0x03F5, IO_CONF_REG); |
76 |
writew(0xC000, IO_CNTL_REG);
|
|
77 |
writew(0x0000, ARMIO_LATCH_OUT);
|
|
74 |
writew(0xDC58, IO_CNTL_REG);
|
|
75 |
writew(0x0007, ARMIO_LATCH_OUT);
|
|
78 | 76 | |
79 | 77 |
/* Set LPG output permanently on (power LED) */ |
80 | 78 |
writew(1, LPG_PM_REG); |
81 |
- |
src/target/firmware/board/gtm900b/init.c | ||
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50 | 50 | |
51 | 51 |
#define ARMIO_LATCH_OUT 0xfffe4802 |
52 | 52 |
#define IO_CNTL_REG 0xfffe4804 |
53 |
#define ARM_CONF_REG 0xfffef006 |
|
53 | 54 |
#define ASIC_CONF_REG 0xfffef008 |
54 | 55 |
#define IO_CONF_REG 0xfffef00a |
55 | 56 |
#define LPG_LCR_REG 0xfffe7800 |
... | ... | |
77 | 78 |
/* Set LPG output permanently on (power LED) */ |
78 | 79 |
writew(1, LPG_PM_REG); |
79 | 80 |
writew((1 << 7), LPG_LCR_REG); |
81 | ||
82 |
/* configure ADD(22), needed for second half of flash on MG01GSMT */ |
|
83 |
reg = readw(ARM_CONF_REG); |
|
84 |
reg |= (1 << 3); |
|
85 |
writew(reg, ARM_CONF_REG); |
|
80 | 86 |
} |
81 | 87 | |
82 | 88 |
void board_init(int with_irq) |
83 | 89 |
{ |
84 |
/* Configure the memory interface */ |
|
85 |
calypso_mem_cfg(CALYPSO_nCS0, 3, CALYPSO_MEM_16bit, 1); |
|
86 |
calypso_mem_cfg(CALYPSO_nCS1, 3, CALYPSO_MEM_16bit, 1); |
|
90 |
/* |
|
91 |
* Configure the memory interface. |
|
92 |
* Huawei's official fw sets WS=4 for RAM, but not for flash - |
|
93 |
* but let's be consistent and use WS=4 for both. Please refer |
|
94 |
* to this technical article for the underlying theory: |
|
95 |
https://www.freecalypso.org/hg/freecalypso-docs/file/tip/MEMIF-wait-states |
|
96 |
*/ |
|
97 |
calypso_mem_cfg(CALYPSO_nCS0, 4, CALYPSO_MEM_16bit, 1); |
|
98 |
calypso_mem_cfg(CALYPSO_nCS1, 4, CALYPSO_MEM_16bit, 1); |
|
99 |
/* |
|
100 |
* The remaining 3 chip selects are unused on this hw, |
|
101 |
* thus their settings are dummies. |
|
102 |
*/ |
|
87 | 103 |
calypso_mem_cfg(CALYPSO_nCS2, 5, CALYPSO_MEM_16bit, 1); |
88 | 104 |
calypso_mem_cfg(CALYPSO_nCS3, 5, CALYPSO_MEM_16bit, 1); |
89 | 105 |
calypso_mem_cfg(CALYPSO_CS4, 0, CALYPSO_MEM_8bit, 1); |
90 |
- |
src/target/firmware/board/gtm900b/init.c | ||
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56 | 56 |
#define LPG_LCR_REG 0xfffe7800 |
57 | 57 |
#define LPG_PM_REG 0xfffe7801 |
58 | 58 | |
59 |
int gtm900_hw_is_mg01gsmt; |
|
60 | ||
59 | 61 |
static void board_io_init(void) |
60 | 62 |
{ |
61 | 63 |
uint16_t reg; |
... | ... | |
85 | 87 |
writew(reg, ARM_CONF_REG); |
86 | 88 |
} |
87 | 89 | |
90 |
/* |
|
91 |
* There exist two firmware-incompatible versions of GTM900-B hardware: |
|
92 |
* MG01GSMT and MGCxGSMT. They have different flash chip types (8 MiB |
|
93 |
* vs. 4 MiB) with correspondingly different TIFFS configurations |
|
94 |
* (and we need TIFFS in order to read factory RF calibration values), |
|
95 |
* and they have different (incompatible) RFFE control signals. |
|
96 |
* |
|
97 |
* We are going to check the flash chip type and use it to decide which |
|
98 |
* hw variant we are running on. |
|
99 |
*/ |
|
100 |
static void board_flash_init(void) |
|
101 |
{ |
|
102 |
uint16_t manufacturer_id, device_id[3]; |
|
103 | ||
104 |
/* Use an address above the Calypso boot ROM |
|
105 |
* so we don't need to unmap it to access the flash. */ |
|
106 |
flash_get_id((void *)0x40000, &manufacturer_id, device_id); |
|
107 | ||
108 |
switch (manufacturer_id) { |
|
109 |
case CFI_MANUF_SPANSION: |
|
110 |
/* is it S71PL064J? */ |
|
111 |
if (device_id[0] == 0x227E && device_id[1] == 0x2202 && |
|
112 |
device_id[2] == 0x2201) { |
|
113 |
gtm900_hw_is_mg01gsmt = 1; |
|
114 |
break; |
|
115 |
} |
|
116 |
/* is it S71PL032J? */ |
|
117 |
if (device_id[0] == 0x227E && device_id[1] == 0x220A && |
|
118 |
device_id[2] == 0x2201) { |
|
119 |
gtm900_hw_is_mg01gsmt = 0; |
|
120 |
break; |
|
121 |
} |
|
122 |
goto bad; |
|
123 |
case CFI_MANUF_SAMSUNG: |
|
124 |
/* is it K5A3281CTM? */ |
|
125 |
if (device_id[0] == 0x22A0) { |
|
126 |
gtm900_hw_is_mg01gsmt = 0; |
|
127 |
break; |
|
128 |
} |
|
129 |
/* is it K5L3316CAM? */ |
|
130 |
if (device_id[0] == 0x257E && device_id[1] == 0x2503 && |
|
131 |
device_id[2] == 0x2501) { |
|
132 |
gtm900_hw_is_mg01gsmt = 0; |
|
133 |
break; |
|
134 |
} |
|
135 |
/* FALL THRU */ |
|
136 |
default: |
|
137 |
bad: |
|
138 |
printf("Unknown module detected, " |
|
139 |
"flash ID 0x%04x 0x%04x 0x%04x 0x%04x\n" |
|
140 |
"Please contact mailing list!\n\n", manufacturer_id, |
|
141 |
device_id[0], device_id[1], device_id[2]); |
|
142 |
return; |
|
143 |
} |
|
144 | ||
145 |
/* Initialize TIFFS reader */ |
|
146 |
if (gtm900_hw_is_mg01gsmt) |
|
147 |
tiffs_init(0x700000, 0x10000, 15); |
|
148 |
else |
|
149 |
tiffs_init(0x380000, 0x10000, 7); |
|
150 |
} |
|
151 | ||
88 | 152 |
void board_init(int with_irq) |
89 | 153 |
{ |
90 | 154 |
/* |
... | ... | |
151 | 215 | |
152 | 216 |
/* Initialize ABB driver (uses SPI) */ |
153 | 217 |
twl3025_init(); |
218 | ||
219 |
/* Initialize board flash */ |
|
220 |
board_flash_init(); |
|
154 | 221 |
} |
src/target/firmware/board/gtm900b/rffe_gtm900b.c | ||
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1 | 1 |
/* RF frontend driver for Huawei GTM900-B modems, supporting both |
2 |
* MG01GSMT and MG01GSMT hardware variants */
|
|
2 |
* MG01GSMT and MGCxGSMT hardware variants */
|
|
3 | 3 | |
4 | 4 |
/* (C) 2019 by Steve Markgraf <steve@steve-m.de> |
5 | 5 |
* |
... | ... | |
63 | 63 |
* Tx2: high band PA output |
64 | 64 |
*/ |
65 | 65 | |
66 |
typedef enum rffe_var { |
|
67 |
RFFE_MGC2GSMT, |
|
68 |
RFFE_MG01GSMT |
|
69 |
} rffe_var_t; |
|
70 | ||
71 |
static rffe_var_t rffe_variant = RFFE_MGC2GSMT; |
|
66 |
extern int gtm900_hw_is_mg01gsmt; /* set in init.c */ |
|
72 | 67 | |
73 | 68 |
static inline void rffe_mode_mgc2gsmt(enum gsm_band band, int tx) |
74 | 69 |
{ |
... | ... | |
139 | 134 |
/* switch RF Frontend Mode */ |
140 | 135 |
void rffe_mode(enum gsm_band band, int tx) |
141 | 136 |
{ |
142 |
if (rffe_variant == RFFE_MGC2GSMT) |
|
143 |
rffe_mode_mgc2gsmt(band, tx); |
|
144 |
else |
|
137 |
if (gtm900_hw_is_mg01gsmt) |
|
145 | 138 |
rffe_mode_mg01gsmt(band, tx); |
139 |
else |
|
140 |
rffe_mode_mgc2gsmt(band, tx); |
|
146 | 141 |
} |
147 | 142 | |
148 | 143 |
uint32_t rffe_get_rx_ports(void) |
... | ... | |
166 | 161 |
void rffe_init(void) |
167 | 162 |
{ |
168 | 163 |
uint16_t reg; |
169 |
uint16_t manufacturer_id = 0; |
|
170 | 164 | |
171 | 165 |
reg = readw(ARM_CONF_REG); |
172 | 166 |
reg &= ~ (1 << 7); /* TSPACT4 I/O function, not nRDYMEM */ |
... | ... | |
176 | 170 |
tsp_setup(IOTA_STROBE, 1, 0, 0); |
177 | 171 | |
178 | 172 |
trf6151_init(RITA_STROBE, RITA_RESET); |
179 | ||
180 |
/* Detect the used RFFE variant based on the used flash chip. |
|
181 |
* The MGC2GSMT uses a Samsung flash, whereas the MG01GSMT uses |
|
182 |
* a Spansion flash. We use an address above the Calpso bootrom |
|
183 |
* so we do not need to unmap it to access the flash. */ |
|
184 |
flash_get_id((void *)0x40000, &manufacturer_id, NULL); |
|
185 | ||
186 |
switch (manufacturer_id) { |
|
187 |
case CFI_MANUF_SPANSION: |
|
188 |
printf("Detected MG01GSMT module\n\n"); |
|
189 |
rffe_variant = RFFE_MG01GSMT; |
|
190 |
break; |
|
191 |
case CFI_MANUF_SAMSUNG: |
|
192 |
printf("Detected MGC2GSMT module\n\n"); |
|
193 |
rffe_variant = RFFE_MGC2GSMT; |
|
194 |
break; |
|
195 |
default: |
|
196 |
printf("Unknown module detected, flash ID 0x%4.4x\n" |
|
197 |
"Please contact mailing list!\n\n", manufacturer_id); |
|
198 |
rffe_variant = RFFE_MGC2GSMT; |
|
199 |
break; |
|
200 |
} |
|
201 | 173 |
} |
202 | 174 | |
203 | 175 |
uint8_t rffe_get_gain(void) |